diff --git a/src/main/java/org/kohsuke/github/GHRepository.java b/src/main/java/org/kohsuke/github/GHRepository.java
index 67fca6424..561c89176 100644
--- a/src/main/java/org/kohsuke/github/GHRepository.java
+++ b/src/main/java/org/kohsuke/github/GHRepository.java
@@ -24,6 +24,7 @@
 package org.kohsuke.github;
 
 import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.core.JsonParseException;
 import com.infradna.tool.bridge_method_injector.WithBridgeMethods;
 import edu.umd.cs.findbugs.annotations.CheckForNull;
 import edu.umd.cs.findbugs.annotations.NonNull;
@@ -47,6 +48,7 @@ import java.util.HashSet;
 import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
+import java.util.Objects;
 import java.util.Set;
 import java.util.TreeMap;
 import java.util.WeakHashMap;
@@ -2158,6 +2160,12 @@ public class GHRepository extends GHObject {
         if (root.isOffline() && owner != null) {
             owner.wrapUp(root);
         }
+        if (source != null) {
+            source.wrap(root);
+        }
+        if (parent != null) {
+            parent.wrap(root);
+        }
         return this;
     }
 
@@ -2477,10 +2485,13 @@ public class GHRepository extends GHObject {
      * @see #getParent() #getParent()
      */
     public GHRepository getSource() throws IOException {
-        if (source == null)
+        if (fork && source == null) {
+            populate();
+        }
+        if (source == null) {
             return null;
-        if (source.root == null)
-            source = root.getRepository(source.getFullName());
+        }
+
         return source;
     }
 
@@ -2495,10 +2506,13 @@ public class GHRepository extends GHObject {
      * @see #getSource() #getSource()
      */
     public GHRepository getParent() throws IOException {
-        if (parent == null)
+        if (fork && parent == null) {
+            populate();
+        }
+
+        if (parent == null) {
             return null;
-        if (parent.root == null)
-            parent = root.getRepository(parent.getFullName());
+        }
         return parent;
     }
 
@@ -2828,6 +2842,20 @@ public class GHRepository extends GHObject {
         if (root.isOffline())
             return; // can't populate if the root is offline
 
-        root.createRequest().withApiUrl(root.getApiUrl() + full_name).fetchInto(this).wrap(root);
+        final URL url = Objects.requireNonNull(getUrl(), "Missing instance URL!");
+
+        try {
+            // IMPORTANT: the url for repository records is does not reliably point to the API url.
+            // There is bug in Push event payloads that returns the wrong url.
+            // All other occurrences of "url" take the form "https://api.github.com/...".
+            // For Push event repository records, they take the form "https://github.com/{fullName}".
+            root.createRequest().setRawUrlPath(url.toString()).fetchInto(this).wrap(root);
+        } catch (HttpException e) {
+            if (e.getCause() instanceof JsonParseException) {
+                root.createRequest().withUrlPath("/repos/" + full_name).fetchInto(this).wrap(root);
+            } else {
+                throw e;
+            }
+        }
     }
 }
diff --git a/src/main/java/org/kohsuke/github/GitHubResponse.java b/src/main/java/org/kohsuke/github/GitHubResponse.java
index a73f9d801..12a74510f 100644
--- a/src/main/java/org/kohsuke/github/GitHubResponse.java
+++ b/src/main/java/org/kohsuke/github/GitHubResponse.java
@@ -1,5 +1,6 @@
 package org.kohsuke.github;
 
+import com.fasterxml.jackson.core.JsonParseException;
 import com.fasterxml.jackson.databind.InjectableValues;
 import com.fasterxml.jackson.databind.JsonMappingException;
 import org.apache.commons.io.IOUtils;
@@ -16,6 +17,8 @@ import java.util.Comparator;
 import java.util.List;
 import java.util.Map;
 import java.util.TreeMap;
+import java.util.logging.Level;
+import java.util.logging.Logger;
 
 import javax.annotation.CheckForNull;
 import javax.annotation.Nonnull;
@@ -31,6 +34,8 @@ import javax.annotation.Nonnull;
  */
 class GitHubResponse<T> {
 
+    private static final Logger LOGGER = Logger.getLogger(GitHubResponse.class.getName());
+
     private final int statusCode;
 
     @Nonnull
@@ -83,9 +88,10 @@ class GitHubResponse<T> {
             inject.addValue(ResponseInfo.class, responseInfo);
 
             return GitHubClient.getMappingObjectReader(responseInfo).forType(type).readValue(data);
-        } catch (JsonMappingException e) {
-            String message = "Failed to deserialize " + data;
-            throw new IOException(message, e);
+        } catch (JsonMappingException | JsonParseException e) {
+            String message = "Failed to deserialize: " + data;
+            LOGGER.log(Level.FINE, message);
+            throw e;
         }
     }
 
@@ -108,9 +114,10 @@ class GitHubResponse<T> {
         String data = responseInfo.getBodyAsString();
         try {
             return GitHubClient.getMappingObjectReader(responseInfo).withValueToUpdate(instance).readValue(data);
-        } catch (JsonMappingException e) {
-            String message = "Failed to deserialize " + data;
-            throw new IOException(message, e);
+        } catch (JsonMappingException | JsonParseException e) {
+            String message = "Failed to deserialize: " + data;
+            LOGGER.log(Level.FINE, message);
+            throw e;
         }
     }
 
@@ -307,6 +314,7 @@ class GitHubResponse<T> {
          * @throws IOException
          *             if an I/O Exception occurs.
          */
+        @Nonnull
         String getBodyAsString() throws IOException {
             InputStreamReader r = null;
             try {
diff --git a/src/test/java/org/kohsuke/github/GHEventPayloadTest.java b/src/test/java/org/kohsuke/github/GHEventPayloadTest.java
index 3194dc3b2..b8dd31172 100644
--- a/src/test/java/org/kohsuke/github/GHEventPayloadTest.java
+++ b/src/test/java/org/kohsuke/github/GHEventPayloadTest.java
@@ -7,15 +7,17 @@ import java.text.SimpleDateFormat;
 import java.util.Collections;
 import java.util.TimeZone;
 
-import static org.hamcrest.CoreMatchers.is;
-import static org.hamcrest.CoreMatchers.nullValue;
-import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.*;
 
-public class GHEventPayloadTest {
+public class GHEventPayloadTest extends AbstractGitHubWireMockTest {
 
     @Rule
     public final PayloadRule payload = new PayloadRule(".json");
 
+    public GHEventPayloadTest() {
+        useDefaultGitHub = false;
+    }
+
     @Test
     public void commit_comment() throws Exception {
         GHEventPayload.CommitComment event = GitHub.offline()
@@ -283,6 +285,70 @@ public class GHEventPayloadTest {
         assertThat(event.getSender().getLogin(), is("baxterthehacker"));
     }
 
+    @Test
+    @Payload("push.fork")
+    public void pushToFork() throws Exception {
+        gitHub = getGitHubBuilder().withEndpoint(mockGitHub.apiServer().baseUrl()).build();
+
+        GHEventPayload.Push event = GitHub.offline().parseEventPayload(payload.asReader(), GHEventPayload.Push.class);
+        assertThat(event.getRef(), is("refs/heads/changes"));
+        assertThat(event.getBefore(), is("85c44b352958bf6d81b74ab8b21920f1d313a287"));
+        assertThat(event.getHead(), is("1393706f1364742defbc28ba459082630ca979af"));
+        assertThat(event.isCreated(), is(false));
+        assertThat(event.isDeleted(), is(false));
+        assertThat(event.isForced(), is(false));
+        assertThat(event.getCommits().size(), is(1));
+        assertThat(event.getCommits().get(0).getSha(), is("1393706f1364742defbc28ba459082630ca979af"));
+        assertThat(event.getCommits().get(0).getAuthor().getEmail(), is("bitwiseman@gmail.com"));
+        assertThat(event.getCommits().get(0).getCommitter().getEmail(), is("bitwiseman@gmail.com"));
+        assertThat(event.getCommits().get(0).getAdded().size(), is(6));
+        assertThat(event.getCommits().get(0).getRemoved().size(), is(0));
+        assertThat(event.getCommits().get(0).getModified().size(), is(2));
+        assertThat(event.getCommits().get(0).getModified().get(0),
+                is("src/main/java/org/kohsuke/github/GHLicense.java"));
+        assertThat(event.getRepository().getName(), is("github-api"));
+        assertThat(event.getRepository().getOwnerName(), is("hub4j-test-org"));
+        assertThat(event.getRepository().getUrl().toExternalForm(), is("https://github.com/hub4j-test-org/github-api"));
+        assertThat(event.getPusher().getName(), is("bitwiseman"));
+        assertThat(event.getPusher().getEmail(), is("bitwiseman@gmail.com"));
+        assertThat(event.getSender().getLogin(), is("bitwiseman"));
+
+        assertThat(event.getRepository().isFork(), is(true));
+
+        // in offliine mode, we should not populate missing fields
+        assertThat(event.getRepository().getSource(), is(nullValue()));
+        assertThat(event.getRepository().getParent(), is(nullValue()));
+
+        assertThat(event.getRepository().getUrl().toString(), is("https://github.com/hub4j-test-org/github-api"));
+        assertThat(event.getRepository().getHttpTransportUrl().toString(),
+                is("https://github.com/hub4j-test-org/github-api.git"));
+
+        // Test repository populate
+        event = gitHub.parseEventPayload(payload.asReader(mockGitHub::mapToMockGitHub), GHEventPayload.Push.class);
+        assertThat(event.getRepository().getUrl().toString(), is("https://github.com/hub4j-test-org/github-api"));
+        assertThat(event.getRepository().getHttpTransportUrl(), is("https://github.com/hub4j-test-org/github-api.git"));
+
+        event.getRepository().populate();
+
+        // After populate the url is fixed to point to the correct API endpoint
+        assertThat(event.getRepository().getUrl().toString(),
+                is(mockGitHub.apiServer().baseUrl() + "/repos/hub4j-test-org/github-api"));
+        assertThat(event.getRepository().getHttpTransportUrl(), is("https://github.com/hub4j-test-org/github-api.git"));
+
+        // ensure that root has been bound after populate
+        event.getRepository().getSource().getRef("heads/master");
+        event.getRepository().getParent().getRef("heads/master");
+
+        // Source
+        event = gitHub.parseEventPayload(payload.asReader(mockGitHub::mapToMockGitHub), GHEventPayload.Push.class);
+        assertThat(event.getRepository().getSource().getFullName(), is("hub4j/github-api"));
+
+        // Parent
+        event = gitHub.parseEventPayload(payload.asReader(mockGitHub::mapToMockGitHub), GHEventPayload.Push.class);
+        assertThat(event.getRepository().getParent().getFullName(), is("hub4j/github-api"));
+
+    }
+
     // TODO implement support classes and write test
     // @Test
     // public void release() throws Exception {}
diff --git a/src/test/java/org/kohsuke/github/GHRateLimitTest.java b/src/test/java/org/kohsuke/github/GHRateLimitTest.java
index 1a877dd8a..32b9ceba1 100644
--- a/src/test/java/org/kohsuke/github/GHRateLimitTest.java
+++ b/src/test/java/org/kohsuke/github/GHRateLimitTest.java
@@ -340,9 +340,8 @@ public class GHRateLimitTest extends AbstractGitHubWireMockTest {
             fail("Invalid rate limit missing some records should throw");
         } catch (Exception e) {
             assertThat(e, instanceOf(HttpException.class));
-            assertThat(e.getCause(), instanceOf(IOException.class));
-            assertThat(e.getCause().getCause(), instanceOf(ValueInstantiationException.class));
-            assertThat(e.getCause().getCause().getMessage(),
+            assertThat(e.getCause(), instanceOf(ValueInstantiationException.class));
+            assertThat(e.getCause().getMessage(),
                     containsString(
                             "Cannot construct instance of `org.kohsuke.github.GHRateLimit`, problem: `java.lang.NullPointerException`"));
         }
@@ -352,9 +351,8 @@ public class GHRateLimitTest extends AbstractGitHubWireMockTest {
             fail("Invalid rate limit record missing a value should throw");
         } catch (Exception e) {
             assertThat(e, instanceOf(HttpException.class));
-            assertThat(e.getCause(), instanceOf(IOException.class));
-            assertThat(e.getCause().getCause(), instanceOf(MismatchedInputException.class));
-            assertThat(e.getCause().getCause().getMessage(),
+            assertThat(e.getCause(), instanceOf(MismatchedInputException.class));
+            assertThat(e.getCause().getMessage(),
                     containsString("Missing required creator property 'reset' (index 2)"));
         }
 
diff --git a/src/test/java/org/kohsuke/github/PayloadRule.java b/src/test/java/org/kohsuke/github/PayloadRule.java
index 063441ccc..c12a5ff45 100644
--- a/src/test/java/org/kohsuke/github/PayloadRule.java
+++ b/src/test/java/org/kohsuke/github/PayloadRule.java
@@ -10,7 +10,11 @@ import java.io.IOException;
 import java.io.InputStream;
 import java.io.InputStreamReader;
 import java.io.Reader;
+import java.io.StringReader;
 import java.nio.charset.Charset;
+import java.util.function.Function;
+
+import javax.annotation.Nonnull;
 
 /**
  * @author Stephen Connolly
@@ -79,6 +83,11 @@ public class PayloadRule implements TestRule {
         return new InputStreamReader(asInputStream(), Charset.defaultCharset());
     }
 
+    public Reader asReader(@Nonnull Function<String, String> transformer) throws IOException {
+        String payloadString = asString();
+        return new StringReader(transformer.apply(payloadString));
+    }
+
     public Reader asReader(String encoding) throws IOException {
         return new InputStreamReader(asInputStream(), encoding);
     }
diff --git a/src/test/java/org/kohsuke/github/junit/GitHubWireMockRule.java b/src/test/java/org/kohsuke/github/junit/GitHubWireMockRule.java
index e0652f3aa..bc945f099 100644
--- a/src/test/java/org/kohsuke/github/junit/GitHubWireMockRule.java
+++ b/src/test/java/org/kohsuke/github/junit/GitHubWireMockRule.java
@@ -1,14 +1,12 @@
 package org.kohsuke.github.junit;
 
 import com.github.tomakehurst.wiremock.WireMockServer;
-import com.github.tomakehurst.wiremock.client.WireMock;
 import com.github.tomakehurst.wiremock.common.FileSource;
 import com.github.tomakehurst.wiremock.core.WireMockConfiguration;
 import com.github.tomakehurst.wiremock.extension.Parameters;
 import com.github.tomakehurst.wiremock.extension.ResponseTransformer;
 import com.github.tomakehurst.wiremock.http.*;
 import com.github.tomakehurst.wiremock.matching.RequestPatternBuilder;
-import com.github.tomakehurst.wiremock.verification.*;
 import com.google.gson.*;
 
 import java.io.File;
@@ -20,6 +18,8 @@ import java.util.Collection;
 import java.util.HashMap;
 import java.util.Map;
 
+import javax.annotation.Nonnull;
+
 import static com.github.tomakehurst.wiremock.client.WireMock.*;
 import static com.github.tomakehurst.wiremock.common.Gzip.unGzipToString;
 
@@ -264,6 +264,24 @@ public class GitHubWireMockRule extends WireMockMultiServerRule {
         return targetPath;
     }
 
+    @Nonnull
+    public String mapToMockGitHub(String body) {
+        body = body.replace("https://api.github.com", this.apiServer().baseUrl());
+
+        if (this.rawServer() != null) {
+            body = body.replace("https://raw.githubusercontent.com", this.rawServer().baseUrl());
+        } else {
+            body = body.replace("https://raw.githubusercontent.com", this.apiServer().baseUrl() + "/raw");
+        }
+
+        if (this.uploadsServer() != null) {
+            body = body.replace("https://uploads.github.com", this.uploadsServer().baseUrl());
+        } else {
+            body = body.replace("https://uploads.github.com", this.apiServer().baseUrl() + "/uploads");
+        }
+        return body;
+    }
+
     /**
      * A number of modifications are needed as runtime to make responses target the WireMock server and not accidentally
      * switch to using the live github servers.
@@ -286,19 +304,7 @@ public class GitHubWireMockRule extends WireMockMultiServerRule {
 
                 String body;
                 body = getBodyAsString(response, headers);
-                body = body.replace("https://api.github.com", rule.apiServer().baseUrl());
-
-                if (rule.rawServer() != null) {
-                    body = body.replace("https://raw.githubusercontent.com", rule.rawServer().baseUrl());
-                } else {
-                    body = body.replace("https://raw.githubusercontent.com", rule.apiServer().baseUrl() + "/raw");
-                }
-
-                if (rule.uploadsServer() != null) {
-                    body = body.replace("https://uploads.github.com", rule.uploadsServer().baseUrl());
-                } else {
-                    body = body.replace("https://uploads.github.com", rule.apiServer().baseUrl() + "/uploads");
-                }
+                body = rule.mapToMockGitHub(body);
 
                 builder.body(body);
 
diff --git a/src/test/resources/org/kohsuke/github/GHEventPayloadTest/push.fork.json b/src/test/resources/org/kohsuke/github/GHEventPayloadTest/push.fork.json
new file mode 100644
index 000000000..e6ceee11a
--- /dev/null
+++ b/src/test/resources/org/kohsuke/github/GHEventPayloadTest/push.fork.json
@@ -0,0 +1,195 @@
+{
+  "ref": "refs/heads/changes",
+  "before": "85c44b352958bf6d81b74ab8b21920f1d313a287",
+  "after": "1393706f1364742defbc28ba459082630ca979af",
+  "repository": {
+    "id": 206888201,
+    "node_id": "MDEwOlJlcG9zaXRvcnkyMDY4ODgyMDE=",
+    "name": "github-api",
+    "full_name": "hub4j-test-org/github-api",
+    "private": false,
+    "owner": {
+      "name": "hub4j-test-org",
+      "email": null,
+      "login": "hub4j-test-org",
+      "id": 7544739,
+      "node_id": "MDEyOk9yZ2FuaXphdGlvbjc1NDQ3Mzk=",
+      "avatar_url": "https://avatars3.githubusercontent.com/u/7544739?v=4",
+      "gravatar_id": "",
+      "url": "https://api.github.com/users/hub4j-test-org",
+      "html_url": "https://github.com/hub4j-test-org",
+      "followers_url": "https://api.github.com/users/hub4j-test-org/followers",
+      "following_url": "https://api.github.com/users/hub4j-test-org/following{/other_user}",
+      "gists_url": "https://api.github.com/users/hub4j-test-org/gists{/gist_id}",
+      "starred_url": "https://api.github.com/users/hub4j-test-org/starred{/owner}{/repo}",
+      "subscriptions_url": "https://api.github.com/users/hub4j-test-org/subscriptions",
+      "organizations_url": "https://api.github.com/users/hub4j-test-org/orgs",
+      "repos_url": "https://api.github.com/users/hub4j-test-org/repos",
+      "events_url": "https://api.github.com/users/hub4j-test-org/events{/privacy}",
+      "received_events_url": "https://api.github.com/users/hub4j-test-org/received_events",
+      "type": "Organization",
+      "site_admin": false
+    },
+    "html_url": "https://github.com/hub4j-test-org/github-api",
+    "description": "Tricky",
+    "fork": true,
+    "url": "https://github.com/hub4j-test-org/github-api",
+    "forks_url": "https://api.github.com/repos/hub4j-test-org/github-api/forks",
+    "keys_url": "https://api.github.com/repos/hub4j-test-org/github-api/keys{/key_id}",
+    "collaborators_url": "https://api.github.com/repos/hub4j-test-org/github-api/collaborators{/collaborator}",
+    "teams_url": "https://api.github.com/repos/hub4j-test-org/github-api/teams",
+    "hooks_url": "https://api.github.com/repos/hub4j-test-org/github-api/hooks",
+    "issue_events_url": "https://api.github.com/repos/hub4j-test-org/github-api/issues/events{/number}",
+    "events_url": "https://api.github.com/repos/hub4j-test-org/github-api/events",
+    "assignees_url": "https://api.github.com/repos/hub4j-test-org/github-api/assignees{/user}",
+    "branches_url": "https://api.github.com/repos/hub4j-test-org/github-api/branches{/branch}",
+    "tags_url": "https://api.github.com/repos/hub4j-test-org/github-api/tags",
+    "blobs_url": "https://api.github.com/repos/hub4j-test-org/github-api/git/blobs{/sha}",
+    "git_tags_url": "https://api.github.com/repos/hub4j-test-org/github-api/git/tags{/sha}",
+    "git_refs_url": "https://api.github.com/repos/hub4j-test-org/github-api/git/refs{/sha}",
+    "trees_url": "https://api.github.com/repos/hub4j-test-org/github-api/git/trees{/sha}",
+    "statuses_url": "https://api.github.com/repos/hub4j-test-org/github-api/statuses/{sha}",
+    "languages_url": "https://api.github.com/repos/hub4j-test-org/github-api/languages",
+    "stargazers_url": "https://api.github.com/repos/hub4j-test-org/github-api/stargazers",
+    "contributors_url": "https://api.github.com/repos/hub4j-test-org/github-api/contributors",
+    "subscribers_url": "https://api.github.com/repos/hub4j-test-org/github-api/subscribers",
+    "subscription_url": "https://api.github.com/repos/hub4j-test-org/github-api/subscription",
+    "commits_url": "https://api.github.com/repos/hub4j-test-org/github-api/commits{/sha}",
+    "git_commits_url": "https://api.github.com/repos/hub4j-test-org/github-api/git/commits{/sha}",
+    "comments_url": "https://api.github.com/repos/hub4j-test-org/github-api/comments{/number}",
+    "issue_comment_url": "https://api.github.com/repos/hub4j-test-org/github-api/issues/comments{/number}",
+    "contents_url": "https://api.github.com/repos/hub4j-test-org/github-api/contents/{+path}",
+    "compare_url": "https://api.github.com/repos/hub4j-test-org/github-api/compare/{base}...{head}",
+    "merges_url": "https://api.github.com/repos/hub4j-test-org/github-api/merges",
+    "archive_url": "https://api.github.com/repos/hub4j-test-org/github-api/{archive_format}{/ref}",
+    "downloads_url": "https://api.github.com/repos/hub4j-test-org/github-api/downloads",
+    "issues_url": "https://api.github.com/repos/hub4j-test-org/github-api/issues{/number}",
+    "pulls_url": "https://api.github.com/repos/hub4j-test-org/github-api/pulls{/number}",
+    "milestones_url": "https://api.github.com/repos/hub4j-test-org/github-api/milestones{/number}",
+    "notifications_url": "https://api.github.com/repos/hub4j-test-org/github-api/notifications{?since,all,participating}",
+    "labels_url": "https://api.github.com/repos/hub4j-test-org/github-api/labels{/name}",
+    "releases_url": "https://api.github.com/repos/hub4j-test-org/github-api/releases{/id}",
+    "deployments_url": "https://api.github.com/repos/hub4j-test-org/github-api/deployments",
+    "created_at": 1567812364,
+    "updated_at": "2020-01-16T21:22:56Z",
+    "pushed_at": 1589991763,
+    "git_url": "git://github.com/hub4j-test-org/github-api.git",
+    "ssh_url": "git@github.com:hub4j-test-org/github-api.git",
+    "clone_url": "https://github.com/hub4j-test-org/github-api.git",
+    "svn_url": "https://github.com/hub4j-test-org/github-api",
+    "homepage": "http://github-api.kohsuke.org/",
+    "size": 11414,
+    "stargazers_count": 0,
+    "watchers_count": 0,
+    "language": "Java",
+    "has_issues": true,
+    "has_projects": true,
+    "has_downloads": true,
+    "has_wiki": true,
+    "has_pages": false,
+    "forks_count": 0,
+    "mirror_url": null,
+    "archived": false,
+    "disabled": false,
+    "open_issues_count": 5,
+    "license": {
+      "key": "mit",
+      "name": "MIT License",
+      "spdx_id": "MIT",
+      "url": "https://api.github.com/licenses/mit",
+      "node_id": "MDc6TGljZW5zZTEz"
+    },
+    "forks": 0,
+    "open_issues": 5,
+    "watchers": 0,
+    "default_branch": "master",
+    "stargazers": 0,
+    "master_branch": "master",
+    "organization": "hub4j-test-org"
+  },
+  "pusher": {
+    "name": "bitwiseman",
+    "email": "bitwiseman@gmail.com"
+  },
+  "organization": {
+    "login": "hub4j-test-org",
+    "id": 7544739,
+    "node_id": "MDEyOk9yZ2FuaXphdGlvbjc1NDQ3Mzk=",
+    "url": "https://api.github.com/orgs/hub4j-test-org",
+    "repos_url": "https://api.github.com/orgs/hub4j-test-org/repos",
+    "events_url": "https://api.github.com/orgs/hub4j-test-org/events",
+    "hooks_url": "https://api.github.com/orgs/hub4j-test-org/hooks",
+    "issues_url": "https://api.github.com/orgs/hub4j-test-org/issues",
+    "members_url": "https://api.github.com/orgs/hub4j-test-org/members{/member}",
+    "public_members_url": "https://api.github.com/orgs/hub4j-test-org/public_members{/member}",
+    "avatar_url": "https://avatars3.githubusercontent.com/u/7544739?v=4",
+    "description": null
+  },
+  "sender": {
+    "login": "bitwiseman",
+    "id": 1958953,
+    "node_id": "MDQ6VXNlcjE5NTg5NTM=",
+    "avatar_url": "https://avatars3.githubusercontent.com/u/1958953?v=4",
+    "gravatar_id": "",
+    "url": "https://api.github.com/users/bitwiseman",
+    "html_url": "https://github.com/bitwiseman",
+    "followers_url": "https://api.github.com/users/bitwiseman/followers",
+    "following_url": "https://api.github.com/users/bitwiseman/following{/other_user}",
+    "gists_url": "https://api.github.com/users/bitwiseman/gists{/gist_id}",
+    "starred_url": "https://api.github.com/users/bitwiseman/starred{/owner}{/repo}",
+    "subscriptions_url": "https://api.github.com/users/bitwiseman/subscriptions",
+    "organizations_url": "https://api.github.com/users/bitwiseman/orgs",
+    "repos_url": "https://api.github.com/users/bitwiseman/repos",
+    "events_url": "https://api.github.com/users/bitwiseman/events{/privacy}",
+    "received_events_url": "https://api.github.com/users/bitwiseman/received_events",
+    "type": "User",
+    "site_admin": false
+  },
+  "created": false,
+  "deleted": false,
+  "forced": false,
+  "base_ref": null,
+  "compare": "https://github.com/hub4j-test-org/github-api/compare/85c44b352958...1393706f1364",
+  "commits": [{
+    "id": "1393706f1364742defbc28ba459082630ca979af",
+    "tree_id": "ebd431dfee05235fee0d292308a0f51bfed74333",
+    "distinct": true,
+    "message": "Prevent NPE when accessing description for license\n\nWhen license can be identified, the description will be null. So will the url.\nTht means that url cannot be converted to string.\n\nFixes #800 .",
+    "timestamp": "2020-05-19T17:06:59-07:00",
+    "url": "https://github.com/hub4j-test-org/github-api/commit/1393706f1364742defbc28ba459082630ca979af",
+    "author": {
+      "name": "Liam Newman",
+      "email": "bitwiseman@gmail.com",
+      "username": "bitwiseman"
+    },
+    "committer": {
+      "name": "Liam Newman",
+      "email": "bitwiseman@gmail.com",
+      "username": "bitwiseman"
+    },
+    "added": ["src/test/resources/org/kohsuke/github/GHLicenseTest/wiremock/checkRepositoryLicenseForIndeterminate/__files/repos_bndtools_bnd-2.json", "src/test/resources/org/kohsuke/github/GHLicenseTest/wiremock/checkRepositoryLicenseForIndeterminate/__files/repos_bndtools_bnd_license-3.json", "src/test/resources/org/kohsuke/github/GHLicenseTest/wiremock/checkRepositoryLicenseForIndeterminate/__files/user-1.json", "src/test/resources/org/kohsuke/github/GHLicenseTest/wiremock/checkRepositoryLicenseForIndeterminate/mappings/repos_bndtools_bnd-2.json", "src/test/resources/org/kohsuke/github/GHLicenseTest/wiremock/checkRepositoryLicenseForIndeterminate/mappings/repos_bndtools_bnd_license-3.json", "src/test/resources/org/kohsuke/github/GHLicenseTest/wiremock/checkRepositoryLicenseForIndeterminate/mappings/user-1.json"],
+    "removed": [],
+    "modified": ["src/main/java/org/kohsuke/github/GHLicense.java", "src/test/java/org/kohsuke/github/GHLicenseTest.java"]
+  }],
+  "head_commit": {
+    "id": "1393706f1364742defbc28ba459082630ca979af",
+    "tree_id": "ebd431dfee05235fee0d292308a0f51bfed74333",
+    "distinct": true,
+    "message": "Prevent NPE when accessing description for license\n\nWhen license can be identified, the description will be null. So will the url.\nTht means that url cannot be converted to string.\n\nFixes #800 .",
+    "timestamp": "2020-05-19T17:06:59-07:00",
+    "url": "https://github.com/hub4j-test-org/github-api/commit/1393706f1364742defbc28ba459082630ca979af",
+    "author": {
+      "name": "Liam Newman",
+      "email": "bitwiseman@gmail.com",
+      "username": "bitwiseman"
+    },
+    "committer": {
+      "name": "Liam Newman",
+      "email": "bitwiseman@gmail.com",
+      "username": "bitwiseman"
+    },
+    "added": ["src/test/resources/org/kohsuke/github/GHLicenseTest/wiremock/checkRepositoryLicenseForIndeterminate/__files/repos_bndtools_bnd-2.json", "src/test/resources/org/kohsuke/github/GHLicenseTest/wiremock/checkRepositoryLicenseForIndeterminate/__files/repos_bndtools_bnd_license-3.json", "src/test/resources/org/kohsuke/github/GHLicenseTest/wiremock/checkRepositoryLicenseForIndeterminate/__files/user-1.json", "src/test/resources/org/kohsuke/github/GHLicenseTest/wiremock/checkRepositoryLicenseForIndeterminate/mappings/repos_bndtools_bnd-2.json", "src/test/resources/org/kohsuke/github/GHLicenseTest/wiremock/checkRepositoryLicenseForIndeterminate/mappings/repos_bndtools_bnd_license-3.json", "src/test/resources/org/kohsuke/github/GHLicenseTest/wiremock/checkRepositoryLicenseForIndeterminate/mappings/user-1.json"],
+    "removed": [],
+    "modified": ["src/main/java/org/kohsuke/github/GHLicense.java", "src/test/java/org/kohsuke/github/GHLicenseTest.java"]
+  }
+}
diff --git a/src/test/resources/org/kohsuke/github/GHEventPayloadTest/wiremock/pushToFork/__files/repos_hub4j-test-org_github-api-2.json b/src/test/resources/org/kohsuke/github/GHEventPayloadTest/wiremock/pushToFork/__files/repos_hub4j-test-org_github-api-2.json
new file mode 100644
index 000000000..194a6c042
--- /dev/null
+++ b/src/test/resources/org/kohsuke/github/GHEventPayloadTest/wiremock/pushToFork/__files/repos_hub4j-test-org_github-api-2.json
@@ -0,0 +1,332 @@
+{
+  "id": 206888201,
+  "node_id": "MDEwOlJlcG9zaXRvcnkyMDY4ODgyMDE=",
+  "name": "github-api",
+  "full_name": "hub4j-test-org/github-api",
+  "private": false,
+  "owner": {
+    "login": "hub4j-test-org",
+    "id": 7544739,
+    "node_id": "MDEyOk9yZ2FuaXphdGlvbjc1NDQ3Mzk=",
+    "avatar_url": "https://avatars3.githubusercontent.com/u/7544739?v=4",
+    "gravatar_id": "",
+    "url": "https://api.github.com/users/hub4j-test-org",
+    "html_url": "https://github.com/hub4j-test-org",
+    "followers_url": "https://api.github.com/users/hub4j-test-org/followers",
+    "following_url": "https://api.github.com/users/hub4j-test-org/following{/other_user}",
+    "gists_url": "https://api.github.com/users/hub4j-test-org/gists{/gist_id}",
+    "starred_url": "https://api.github.com/users/hub4j-test-org/starred{/owner}{/repo}",
+    "subscriptions_url": "https://api.github.com/users/hub4j-test-org/subscriptions",
+    "organizations_url": "https://api.github.com/users/hub4j-test-org/orgs",
+    "repos_url": "https://api.github.com/users/hub4j-test-org/repos",
+    "events_url": "https://api.github.com/users/hub4j-test-org/events{/privacy}",
+    "received_events_url": "https://api.github.com/users/hub4j-test-org/received_events",
+    "type": "Organization",
+    "site_admin": false
+  },
+  "html_url": "https://github.com/hub4j-test-org/github-api",
+  "description": "Tricky",
+  "fork": true,
+  "url": "https://api.github.com/repos/hub4j-test-org/github-api",
+  "forks_url": "https://api.github.com/repos/hub4j-test-org/github-api/forks",
+  "keys_url": "https://api.github.com/repos/hub4j-test-org/github-api/keys{/key_id}",
+  "collaborators_url": "https://api.github.com/repos/hub4j-test-org/github-api/collaborators{/collaborator}",
+  "teams_url": "https://api.github.com/repos/hub4j-test-org/github-api/teams",
+  "hooks_url": "https://api.github.com/repos/hub4j-test-org/github-api/hooks",
+  "issue_events_url": "https://api.github.com/repos/hub4j-test-org/github-api/issues/events{/number}",
+  "events_url": "https://api.github.com/repos/hub4j-test-org/github-api/events",
+  "assignees_url": "https://api.github.com/repos/hub4j-test-org/github-api/assignees{/user}",
+  "branches_url": "https://api.github.com/repos/hub4j-test-org/github-api/branches{/branch}",
+  "tags_url": "https://api.github.com/repos/hub4j-test-org/github-api/tags",
+  "blobs_url": "https://api.github.com/repos/hub4j-test-org/github-api/git/blobs{/sha}",
+  "git_tags_url": "https://api.github.com/repos/hub4j-test-org/github-api/git/tags{/sha}",
+  "git_refs_url": "https://api.github.com/repos/hub4j-test-org/github-api/git/refs{/sha}",
+  "trees_url": "https://api.github.com/repos/hub4j-test-org/github-api/git/trees{/sha}",
+  "statuses_url": "https://api.github.com/repos/hub4j-test-org/github-api/statuses/{sha}",
+  "languages_url": "https://api.github.com/repos/hub4j-test-org/github-api/languages",
+  "stargazers_url": "https://api.github.com/repos/hub4j-test-org/github-api/stargazers",
+  "contributors_url": "https://api.github.com/repos/hub4j-test-org/github-api/contributors",
+  "subscribers_url": "https://api.github.com/repos/hub4j-test-org/github-api/subscribers",
+  "subscription_url": "https://api.github.com/repos/hub4j-test-org/github-api/subscription",
+  "commits_url": "https://api.github.com/repos/hub4j-test-org/github-api/commits{/sha}",
+  "git_commits_url": "https://api.github.com/repos/hub4j-test-org/github-api/git/commits{/sha}",
+  "comments_url": "https://api.github.com/repos/hub4j-test-org/github-api/comments{/number}",
+  "issue_comment_url": "https://api.github.com/repos/hub4j-test-org/github-api/issues/comments{/number}",
+  "contents_url": "https://api.github.com/repos/hub4j-test-org/github-api/contents/{+path}",
+  "compare_url": "https://api.github.com/repos/hub4j-test-org/github-api/compare/{base}...{head}",
+  "merges_url": "https://api.github.com/repos/hub4j-test-org/github-api/merges",
+  "archive_url": "https://api.github.com/repos/hub4j-test-org/github-api/{archive_format}{/ref}",
+  "downloads_url": "https://api.github.com/repos/hub4j-test-org/github-api/downloads",
+  "issues_url": "https://api.github.com/repos/hub4j-test-org/github-api/issues{/number}",
+  "pulls_url": "https://api.github.com/repos/hub4j-test-org/github-api/pulls{/number}",
+  "milestones_url": "https://api.github.com/repos/hub4j-test-org/github-api/milestones{/number}",
+  "notifications_url": "https://api.github.com/repos/hub4j-test-org/github-api/notifications{?since,all,participating}",
+  "labels_url": "https://api.github.com/repos/hub4j-test-org/github-api/labels{/name}",
+  "releases_url": "https://api.github.com/repos/hub4j-test-org/github-api/releases{/id}",
+  "deployments_url": "https://api.github.com/repos/hub4j-test-org/github-api/deployments",
+  "created_at": "2019-09-06T23:26:04Z",
+  "updated_at": "2020-01-16T21:22:56Z",
+  "pushed_at": "2020-05-20T16:22:43Z",
+  "git_url": "git://github.com/hub4j-test-org/github-api.git",
+  "ssh_url": "git@github.com:hub4j-test-org/github-api.git",
+  "clone_url": "https://github.com/hub4j-test-org/github-api.git",
+  "svn_url": "https://github.com/hub4j-test-org/github-api",
+  "homepage": "http://github-api.kohsuke.org/",
+  "size": 19035,
+  "stargazers_count": 0,
+  "watchers_count": 0,
+  "language": "Java",
+  "has_issues": true,
+  "has_projects": true,
+  "has_downloads": true,
+  "has_wiki": true,
+  "has_pages": false,
+  "forks_count": 0,
+  "mirror_url": null,
+  "archived": false,
+  "disabled": false,
+  "open_issues_count": 5,
+  "license": {
+    "key": "mit",
+    "name": "MIT License",
+    "spdx_id": "MIT",
+    "url": "https://api.github.com/licenses/mit",
+    "node_id": "MDc6TGljZW5zZTEz"
+  },
+  "forks": 0,
+  "open_issues": 5,
+  "watchers": 0,
+  "default_branch": "master",
+  "permissions": {
+    "admin": true,
+    "push": true,
+    "pull": true
+  },
+  "temp_clone_token": "",
+  "allow_squash_merge": true,
+  "allow_merge_commit": true,
+  "allow_rebase_merge": true,
+  "delete_branch_on_merge": false,
+  "organization": {
+    "login": "hub4j-test-org",
+    "id": 7544739,
+    "node_id": "MDEyOk9yZ2FuaXphdGlvbjc1NDQ3Mzk=",
+    "avatar_url": "https://avatars3.githubusercontent.com/u/7544739?v=4",
+    "gravatar_id": "",
+    "url": "https://api.github.com/users/hub4j-test-org",
+    "html_url": "https://github.com/hub4j-test-org",
+    "followers_url": "https://api.github.com/users/hub4j-test-org/followers",
+    "following_url": "https://api.github.com/users/hub4j-test-org/following{/other_user}",
+    "gists_url": "https://api.github.com/users/hub4j-test-org/gists{/gist_id}",
+    "starred_url": "https://api.github.com/users/hub4j-test-org/starred{/owner}{/repo}",
+    "subscriptions_url": "https://api.github.com/users/hub4j-test-org/subscriptions",
+    "organizations_url": "https://api.github.com/users/hub4j-test-org/orgs",
+    "repos_url": "https://api.github.com/users/hub4j-test-org/repos",
+    "events_url": "https://api.github.com/users/hub4j-test-org/events{/privacy}",
+    "received_events_url": "https://api.github.com/users/hub4j-test-org/received_events",
+    "type": "Organization",
+    "site_admin": false
+  },
+  "parent": {
+    "id": 617210,
+    "node_id": "MDEwOlJlcG9zaXRvcnk2MTcyMTA=",
+    "name": "github-api",
+    "full_name": "hub4j/github-api",
+    "private": false,
+    "owner": {
+      "login": "hub4j",
+      "id": 54909825,
+      "node_id": "MDEyOk9yZ2FuaXphdGlvbjU0OTA5ODI1",
+      "avatar_url": "https://avatars3.githubusercontent.com/u/54909825?v=4",
+      "gravatar_id": "",
+      "url": "https://api.github.com/users/hub4j",
+      "html_url": "https://github.com/hub4j",
+      "followers_url": "https://api.github.com/users/hub4j/followers",
+      "following_url": "https://api.github.com/users/hub4j/following{/other_user}",
+      "gists_url": "https://api.github.com/users/hub4j/gists{/gist_id}",
+      "starred_url": "https://api.github.com/users/hub4j/starred{/owner}{/repo}",
+      "subscriptions_url": "https://api.github.com/users/hub4j/subscriptions",
+      "organizations_url": "https://api.github.com/users/hub4j/orgs",
+      "repos_url": "https://api.github.com/users/hub4j/repos",
+      "events_url": "https://api.github.com/users/hub4j/events{/privacy}",
+      "received_events_url": "https://api.github.com/users/hub4j/received_events",
+      "type": "Organization",
+      "site_admin": false
+    },
+    "html_url": "https://github.com/hub4j/github-api",
+    "description": "Java API for GitHub",
+    "fork": false,
+    "url": "https://api.github.com/repos/hub4j/github-api",
+    "forks_url": "https://api.github.com/repos/hub4j/github-api/forks",
+    "keys_url": "https://api.github.com/repos/hub4j/github-api/keys{/key_id}",
+    "collaborators_url": "https://api.github.com/repos/hub4j/github-api/collaborators{/collaborator}",
+    "teams_url": "https://api.github.com/repos/hub4j/github-api/teams",
+    "hooks_url": "https://api.github.com/repos/hub4j/github-api/hooks",
+    "issue_events_url": "https://api.github.com/repos/hub4j/github-api/issues/events{/number}",
+    "events_url": "https://api.github.com/repos/hub4j/github-api/events",
+    "assignees_url": "https://api.github.com/repos/hub4j/github-api/assignees{/user}",
+    "branches_url": "https://api.github.com/repos/hub4j/github-api/branches{/branch}",
+    "tags_url": "https://api.github.com/repos/hub4j/github-api/tags",
+    "blobs_url": "https://api.github.com/repos/hub4j/github-api/git/blobs{/sha}",
+    "git_tags_url": "https://api.github.com/repos/hub4j/github-api/git/tags{/sha}",
+    "git_refs_url": "https://api.github.com/repos/hub4j/github-api/git/refs{/sha}",
+    "trees_url": "https://api.github.com/repos/hub4j/github-api/git/trees{/sha}",
+    "statuses_url": "https://api.github.com/repos/hub4j/github-api/statuses/{sha}",
+    "languages_url": "https://api.github.com/repos/hub4j/github-api/languages",
+    "stargazers_url": "https://api.github.com/repos/hub4j/github-api/stargazers",
+    "contributors_url": "https://api.github.com/repos/hub4j/github-api/contributors",
+    "subscribers_url": "https://api.github.com/repos/hub4j/github-api/subscribers",
+    "subscription_url": "https://api.github.com/repos/hub4j/github-api/subscription",
+    "commits_url": "https://api.github.com/repos/hub4j/github-api/commits{/sha}",
+    "git_commits_url": "https://api.github.com/repos/hub4j/github-api/git/commits{/sha}",
+    "comments_url": "https://api.github.com/repos/hub4j/github-api/comments{/number}",
+    "issue_comment_url": "https://api.github.com/repos/hub4j/github-api/issues/comments{/number}",
+    "contents_url": "https://api.github.com/repos/hub4j/github-api/contents/{+path}",
+    "compare_url": "https://api.github.com/repos/hub4j/github-api/compare/{base}...{head}",
+    "merges_url": "https://api.github.com/repos/hub4j/github-api/merges",
+    "archive_url": "https://api.github.com/repos/hub4j/github-api/{archive_format}{/ref}",
+    "downloads_url": "https://api.github.com/repos/hub4j/github-api/downloads",
+    "issues_url": "https://api.github.com/repos/hub4j/github-api/issues{/number}",
+    "pulls_url": "https://api.github.com/repos/hub4j/github-api/pulls{/number}",
+    "milestones_url": "https://api.github.com/repos/hub4j/github-api/milestones{/number}",
+    "notifications_url": "https://api.github.com/repos/hub4j/github-api/notifications{?since,all,participating}",
+    "labels_url": "https://api.github.com/repos/hub4j/github-api/labels{/name}",
+    "releases_url": "https://api.github.com/repos/hub4j/github-api/releases{/id}",
+    "deployments_url": "https://api.github.com/repos/hub4j/github-api/deployments",
+    "created_at": "2010-04-19T04:13:03Z",
+    "updated_at": "2020-05-20T00:25:18Z",
+    "pushed_at": "2020-05-20T00:25:15Z",
+    "git_url": "git://github.com/hub4j/github-api.git",
+    "ssh_url": "git@github.com:hub4j/github-api.git",
+    "clone_url": "https://github.com/hub4j/github-api.git",
+    "svn_url": "https://github.com/hub4j/github-api",
+    "homepage": "https://github-api.kohsuke.org/",
+    "size": 23100,
+    "stargazers_count": 655,
+    "watchers_count": 655,
+    "language": "Java",
+    "has_issues": true,
+    "has_projects": true,
+    "has_downloads": true,
+    "has_wiki": true,
+    "has_pages": true,
+    "forks_count": 478,
+    "mirror_url": null,
+    "archived": false,
+    "disabled": false,
+    "open_issues_count": 67,
+    "license": {
+      "key": "mit",
+      "name": "MIT License",
+      "spdx_id": "MIT",
+      "url": "https://api.github.com/licenses/mit",
+      "node_id": "MDc6TGljZW5zZTEz"
+    },
+    "forks": 478,
+    "open_issues": 67,
+    "watchers": 655,
+    "default_branch": "master"
+  },
+  "source": {
+    "id": 617210,
+    "node_id": "MDEwOlJlcG9zaXRvcnk2MTcyMTA=",
+    "name": "github-api",
+    "full_name": "hub4j/github-api",
+    "private": false,
+    "owner": {
+      "login": "hub4j",
+      "id": 54909825,
+      "node_id": "MDEyOk9yZ2FuaXphdGlvbjU0OTA5ODI1",
+      "avatar_url": "https://avatars3.githubusercontent.com/u/54909825?v=4",
+      "gravatar_id": "",
+      "url": "https://api.github.com/users/hub4j",
+      "html_url": "https://github.com/hub4j",
+      "followers_url": "https://api.github.com/users/hub4j/followers",
+      "following_url": "https://api.github.com/users/hub4j/following{/other_user}",
+      "gists_url": "https://api.github.com/users/hub4j/gists{/gist_id}",
+      "starred_url": "https://api.github.com/users/hub4j/starred{/owner}{/repo}",
+      "subscriptions_url": "https://api.github.com/users/hub4j/subscriptions",
+      "organizations_url": "https://api.github.com/users/hub4j/orgs",
+      "repos_url": "https://api.github.com/users/hub4j/repos",
+      "events_url": "https://api.github.com/users/hub4j/events{/privacy}",
+      "received_events_url": "https://api.github.com/users/hub4j/received_events",
+      "type": "Organization",
+      "site_admin": false
+    },
+    "html_url": "https://github.com/hub4j/github-api",
+    "description": "Java API for GitHub",
+    "fork": false,
+    "url": "https://api.github.com/repos/hub4j/github-api",
+    "forks_url": "https://api.github.com/repos/hub4j/github-api/forks",
+    "keys_url": "https://api.github.com/repos/hub4j/github-api/keys{/key_id}",
+    "collaborators_url": "https://api.github.com/repos/hub4j/github-api/collaborators{/collaborator}",
+    "teams_url": "https://api.github.com/repos/hub4j/github-api/teams",
+    "hooks_url": "https://api.github.com/repos/hub4j/github-api/hooks",
+    "issue_events_url": "https://api.github.com/repos/hub4j/github-api/issues/events{/number}",
+    "events_url": "https://api.github.com/repos/hub4j/github-api/events",
+    "assignees_url": "https://api.github.com/repos/hub4j/github-api/assignees{/user}",
+    "branches_url": "https://api.github.com/repos/hub4j/github-api/branches{/branch}",
+    "tags_url": "https://api.github.com/repos/hub4j/github-api/tags",
+    "blobs_url": "https://api.github.com/repos/hub4j/github-api/git/blobs{/sha}",
+    "git_tags_url": "https://api.github.com/repos/hub4j/github-api/git/tags{/sha}",
+    "git_refs_url": "https://api.github.com/repos/hub4j/github-api/git/refs{/sha}",
+    "trees_url": "https://api.github.com/repos/hub4j/github-api/git/trees{/sha}",
+    "statuses_url": "https://api.github.com/repos/hub4j/github-api/statuses/{sha}",
+    "languages_url": "https://api.github.com/repos/hub4j/github-api/languages",
+    "stargazers_url": "https://api.github.com/repos/hub4j/github-api/stargazers",
+    "contributors_url": "https://api.github.com/repos/hub4j/github-api/contributors",
+    "subscribers_url": "https://api.github.com/repos/hub4j/github-api/subscribers",
+    "subscription_url": "https://api.github.com/repos/hub4j/github-api/subscription",
+    "commits_url": "https://api.github.com/repos/hub4j/github-api/commits{/sha}",
+    "git_commits_url": "https://api.github.com/repos/hub4j/github-api/git/commits{/sha}",
+    "comments_url": "https://api.github.com/repos/hub4j/github-api/comments{/number}",
+    "issue_comment_url": "https://api.github.com/repos/hub4j/github-api/issues/comments{/number}",
+    "contents_url": "https://api.github.com/repos/hub4j/github-api/contents/{+path}",
+    "compare_url": "https://api.github.com/repos/hub4j/github-api/compare/{base}...{head}",
+    "merges_url": "https://api.github.com/repos/hub4j/github-api/merges",
+    "archive_url": "https://api.github.com/repos/hub4j/github-api/{archive_format}{/ref}",
+    "downloads_url": "https://api.github.com/repos/hub4j/github-api/downloads",
+    "issues_url": "https://api.github.com/repos/hub4j/github-api/issues{/number}",
+    "pulls_url": "https://api.github.com/repos/hub4j/github-api/pulls{/number}",
+    "milestones_url": "https://api.github.com/repos/hub4j/github-api/milestones{/number}",
+    "notifications_url": "https://api.github.com/repos/hub4j/github-api/notifications{?since,all,participating}",
+    "labels_url": "https://api.github.com/repos/hub4j/github-api/labels{/name}",
+    "releases_url": "https://api.github.com/repos/hub4j/github-api/releases{/id}",
+    "deployments_url": "https://api.github.com/repos/hub4j/github-api/deployments",
+    "created_at": "2010-04-19T04:13:03Z",
+    "updated_at": "2020-05-20T00:25:18Z",
+    "pushed_at": "2020-05-20T00:25:15Z",
+    "git_url": "git://github.com/hub4j/github-api.git",
+    "ssh_url": "git@github.com:hub4j/github-api.git",
+    "clone_url": "https://github.com/hub4j/github-api.git",
+    "svn_url": "https://github.com/hub4j/github-api",
+    "homepage": "https://github-api.kohsuke.org/",
+    "size": 23100,
+    "stargazers_count": 655,
+    "watchers_count": 655,
+    "language": "Java",
+    "has_issues": true,
+    "has_projects": true,
+    "has_downloads": true,
+    "has_wiki": true,
+    "has_pages": true,
+    "forks_count": 478,
+    "mirror_url": null,
+    "archived": false,
+    "disabled": false,
+    "open_issues_count": 67,
+    "license": {
+      "key": "mit",
+      "name": "MIT License",
+      "spdx_id": "MIT",
+      "url": "https://api.github.com/licenses/mit",
+      "node_id": "MDc6TGljZW5zZTEz"
+    },
+    "forks": 478,
+    "open_issues": 67,
+    "watchers": 655,
+    "default_branch": "master"
+  },
+  "network_count": 478,
+  "subscribers_count": 0
+}
\ No newline at end of file
diff --git a/src/test/resources/org/kohsuke/github/GHEventPayloadTest/wiremock/pushToFork/__files/repos_hub4j_github-api_git_refs_heads_master-3.json b/src/test/resources/org/kohsuke/github/GHEventPayloadTest/wiremock/pushToFork/__files/repos_hub4j_github-api_git_refs_heads_master-3.json
new file mode 100644
index 000000000..aa53adf4d
--- /dev/null
+++ b/src/test/resources/org/kohsuke/github/GHEventPayloadTest/wiremock/pushToFork/__files/repos_hub4j_github-api_git_refs_heads_master-3.json
@@ -0,0 +1,10 @@
+{
+  "ref": "refs/heads/master",
+  "node_id": "MDM6UmVmNjE3MjEwOnJlZnMvaGVhZHMvbWFzdGVy",
+  "url": "https://api.github.com/repos/hub4j/github-api/git/refs/heads/master",
+  "object": {
+    "sha": "ba12efea9d8604cad5c174620628aceb1fe224fb",
+    "type": "commit",
+    "url": "https://api.github.com/repos/hub4j/github-api/git/commits/ba12efea9d8604cad5c174620628aceb1fe224fb"
+  }
+}
\ No newline at end of file
diff --git a/src/test/resources/org/kohsuke/github/GHEventPayloadTest/wiremock/pushToFork/__files/user-1.json b/src/test/resources/org/kohsuke/github/GHEventPayloadTest/wiremock/pushToFork/__files/user-1.json
new file mode 100644
index 000000000..e4fc4d865
--- /dev/null
+++ b/src/test/resources/org/kohsuke/github/GHEventPayloadTest/wiremock/pushToFork/__files/user-1.json
@@ -0,0 +1,45 @@
+{
+  "login": "bitwiseman",
+  "id": 1958953,
+  "node_id": "MDQ6VXNlcjE5NTg5NTM=",
+  "avatar_url": "https://avatars3.githubusercontent.com/u/1958953?v=4",
+  "gravatar_id": "",
+  "url": "https://api.github.com/users/bitwiseman",
+  "html_url": "https://github.com/bitwiseman",
+  "followers_url": "https://api.github.com/users/bitwiseman/followers",
+  "following_url": "https://api.github.com/users/bitwiseman/following{/other_user}",
+  "gists_url": "https://api.github.com/users/bitwiseman/gists{/gist_id}",
+  "starred_url": "https://api.github.com/users/bitwiseman/starred{/owner}{/repo}",
+  "subscriptions_url": "https://api.github.com/users/bitwiseman/subscriptions",
+  "organizations_url": "https://api.github.com/users/bitwiseman/orgs",
+  "repos_url": "https://api.github.com/users/bitwiseman/repos",
+  "events_url": "https://api.github.com/users/bitwiseman/events{/privacy}",
+  "received_events_url": "https://api.github.com/users/bitwiseman/received_events",
+  "type": "User",
+  "site_admin": false,
+  "name": "Liam Newman",
+  "company": "Cloudbees, Inc.",
+  "blog": "",
+  "location": "Seattle, WA, USA",
+  "email": "bitwiseman@gmail.com",
+  "hireable": null,
+  "bio": "https://twitter.com/bitwiseman",
+  "public_repos": 183,
+  "public_gists": 7,
+  "followers": 159,
+  "following": 9,
+  "created_at": "2012-07-11T20:38:33Z",
+  "updated_at": "2020-05-20T16:02:42Z",
+  "private_gists": 19,
+  "total_private_repos": 12,
+  "owned_private_repos": 0,
+  "disk_usage": 33697,
+  "collaborators": 0,
+  "two_factor_authentication": true,
+  "plan": {
+    "name": "free",
+    "space": 976562499,
+    "collaborators": 0,
+    "private_repos": 10000
+  }
+}
\ No newline at end of file
diff --git a/src/test/resources/org/kohsuke/github/GHEventPayloadTest/wiremock/pushToFork/mappings/repos_hub4j-test-org_github-api-2.json b/src/test/resources/org/kohsuke/github/GHEventPayloadTest/wiremock/pushToFork/mappings/repos_hub4j-test-org_github-api-2.json
new file mode 100644
index 000000000..e3d32d748
--- /dev/null
+++ b/src/test/resources/org/kohsuke/github/GHEventPayloadTest/wiremock/pushToFork/mappings/repos_hub4j-test-org_github-api-2.json
@@ -0,0 +1,47 @@
+{
+  "id": "90aa0017-3f50-4829-bda4-6531fbcfba60",
+  "name": "repos_hub4j-test-org_github-api",
+  "request": {
+    "url": "/repos/hub4j-test-org/github-api",
+    "method": "GET",
+    "headers": {
+      "Accept": {
+        "equalTo": "text/html, image/gif, image/jpeg, *; q=.2, */*; q=.2"
+      }
+    }
+  },
+  "response": {
+    "status": 200,
+    "bodyFileName": "repos_hub4j-test-org_github-api-2.json",
+    "headers": {
+      "Date": "Wed, 20 May 2020 20:11:32 GMT",
+      "Content-Type": "application/json; charset=utf-8",
+      "Server": "GitHub.com",
+      "Status": "200 OK",
+      "X-RateLimit-Limit": "5000",
+      "X-RateLimit-Remaining": "4997",
+      "X-RateLimit-Reset": "1590009090",
+      "Cache-Control": "private, max-age=60, s-maxage=60",
+      "Vary": [
+        "Accept, Authorization, Cookie, X-GitHub-OTP",
+        "Accept-Encoding, Accept, X-Requested-With",
+        "Accept-Encoding"
+      ],
+      "ETag": "W/\"c8baf5cd9feb904ed7ded78b091ebdf0\"",
+      "Last-Modified": "Thu, 16 Jan 2020 21:22:56 GMT",
+      "X-OAuth-Scopes": "admin:org, admin:org_hook, admin:public_key, admin:repo_hook, delete_repo, gist, notifications, repo, user, write:discussion",
+      "X-Accepted-OAuth-Scopes": "repo",
+      "X-GitHub-Media-Type": "unknown, github.v3",
+      "Strict-Transport-Security": "max-age=31536000; includeSubdomains; preload",
+      "X-Frame-Options": "deny",
+      "X-Content-Type-Options": "nosniff",
+      "X-XSS-Protection": "1; mode=block",
+      "Referrer-Policy": "origin-when-cross-origin, strict-origin-when-cross-origin",
+      "Content-Security-Policy": "default-src 'none'",
+      "X-GitHub-Request-Id": "DAE4:7DBC:8D513:A9FF1:5EC58EF3"
+    }
+  },
+  "uuid": "90aa0017-3f50-4829-bda4-6531fbcfba60",
+  "persistent": true,
+  "insertionIndex": 2
+}
\ No newline at end of file
diff --git a/src/test/resources/org/kohsuke/github/GHEventPayloadTest/wiremock/pushToFork/mappings/repos_hub4j_github-api_git_refs_heads_master-3.json b/src/test/resources/org/kohsuke/github/GHEventPayloadTest/wiremock/pushToFork/mappings/repos_hub4j_github-api_git_refs_heads_master-3.json
new file mode 100644
index 000000000..28e044682
--- /dev/null
+++ b/src/test/resources/org/kohsuke/github/GHEventPayloadTest/wiremock/pushToFork/mappings/repos_hub4j_github-api_git_refs_heads_master-3.json
@@ -0,0 +1,48 @@
+{
+  "id": "79569c1e-168b-4816-930b-1ac370e164b9",
+  "name": "repos_hub4j_github-api_git_refs_heads_master",
+  "request": {
+    "url": "/repos/hub4j/github-api/git/refs/heads/master",
+    "method": "GET",
+    "headers": {
+      "Accept": {
+        "equalTo": "text/html, image/gif, image/jpeg, *; q=.2, */*; q=.2"
+      }
+    }
+  },
+  "response": {
+    "status": 200,
+    "bodyFileName": "repos_hub4j_github-api_git_refs_heads_master-3.json",
+    "headers": {
+      "Date": "Thu, 21 May 2020 01:53:46 GMT",
+      "Content-Type": "application/json; charset=utf-8",
+      "Server": "GitHub.com",
+      "Status": "200 OK",
+      "X-RateLimit-Limit": "5000",
+      "X-RateLimit-Remaining": "4998",
+      "X-RateLimit-Reset": "1590029625",
+      "Cache-Control": "private, max-age=60, s-maxage=60",
+      "Vary": [
+        "Accept, Authorization, Cookie, X-GitHub-OTP",
+        "Accept-Encoding, Accept, X-Requested-With",
+        "Accept-Encoding"
+      ],
+      "ETag": "W/\"26677f2557ca0b327908d0e7832aea69\"",
+      "Last-Modified": "Wed, 20 May 2020 22:54:46 GMT",
+      "X-Poll-Interval": "300",
+      "X-OAuth-Scopes": "admin:org, admin:org_hook, admin:public_key, admin:repo_hook, delete_repo, gist, notifications, repo, user, write:discussion",
+      "X-Accepted-OAuth-Scopes": "repo",
+      "X-GitHub-Media-Type": "unknown, github.v3",
+      "Strict-Transport-Security": "max-age=31536000; includeSubdomains; preload",
+      "X-Frame-Options": "deny",
+      "X-Content-Type-Options": "nosniff",
+      "X-XSS-Protection": "1; mode=block",
+      "Referrer-Policy": "origin-when-cross-origin, strict-origin-when-cross-origin",
+      "Content-Security-Policy": "default-src 'none'",
+      "X-GitHub-Request-Id": "C6EA:403C:271AF9:2E9847:5EC5DF2A"
+    }
+  },
+  "uuid": "79569c1e-168b-4816-930b-1ac370e164b9",
+  "persistent": true,
+  "insertionIndex": 3
+}
\ No newline at end of file
diff --git a/src/test/resources/org/kohsuke/github/GHEventPayloadTest/wiremock/pushToFork/mappings/user-1.json b/src/test/resources/org/kohsuke/github/GHEventPayloadTest/wiremock/pushToFork/mappings/user-1.json
new file mode 100644
index 000000000..b87ed5ba4
--- /dev/null
+++ b/src/test/resources/org/kohsuke/github/GHEventPayloadTest/wiremock/pushToFork/mappings/user-1.json
@@ -0,0 +1,47 @@
+{
+  "id": "e3214167-ee78-4bb4-b7d9-efec0dbe2c5f",
+  "name": "user",
+  "request": {
+    "url": "/user",
+    "method": "GET",
+    "headers": {
+      "Accept": {
+        "equalTo": "text/html, image/gif, image/jpeg, *; q=.2, */*; q=.2"
+      }
+    }
+  },
+  "response": {
+    "status": 200,
+    "bodyFileName": "user-1.json",
+    "headers": {
+      "Date": "Wed, 20 May 2020 20:11:31 GMT",
+      "Content-Type": "application/json; charset=utf-8",
+      "Server": "GitHub.com",
+      "Status": "200 OK",
+      "X-RateLimit-Limit": "5000",
+      "X-RateLimit-Remaining": "4998",
+      "X-RateLimit-Reset": "1590009090",
+      "Cache-Control": "private, max-age=60, s-maxage=60",
+      "Vary": [
+        "Accept, Authorization, Cookie, X-GitHub-OTP",
+        "Accept-Encoding, Accept, X-Requested-With",
+        "Accept-Encoding"
+      ],
+      "ETag": "W/\"12430b620554d3ea3486a0972ee86bc8\"",
+      "Last-Modified": "Wed, 20 May 2020 16:02:42 GMT",
+      "X-OAuth-Scopes": "admin:org, admin:org_hook, admin:public_key, admin:repo_hook, delete_repo, gist, notifications, repo, user, write:discussion",
+      "X-Accepted-OAuth-Scopes": "",
+      "X-GitHub-Media-Type": "unknown, github.v3",
+      "Strict-Transport-Security": "max-age=31536000; includeSubdomains; preload",
+      "X-Frame-Options": "deny",
+      "X-Content-Type-Options": "nosniff",
+      "X-XSS-Protection": "1; mode=block",
+      "Referrer-Policy": "origin-when-cross-origin, strict-origin-when-cross-origin",
+      "Content-Security-Policy": "default-src 'none'",
+      "X-GitHub-Request-Id": "DAE4:7DBC:8D4A6:A9FDF:5EC58EF2"
+    }
+  },
+  "uuid": "e3214167-ee78-4bb4-b7d9-efec0dbe2c5f",
+  "persistent": true,
+  "insertionIndex": 1
+}
\ No newline at end of file