diff --git a/internal/source/source.go b/internal/source/source.go
index e66ef4dad..bcc7e94a8 100644
--- a/internal/source/source.go
+++ b/internal/source/source.go
@@ -638,6 +638,11 @@ var patterns = []struct {
 		pattern:   `^(?P<repo>github\.com/[a-z0-9A-Z_.\-]+/[a-z0-9A-Z_.\-]+)`,
 		templates: githubURLTemplates,
 	},
+	{
+		// Assume that any site beginning with "github." works like github.com.
+		pattern:   `^(?P<repo>github\.[a-z0-9A-Z.-]+/[a-z0-9A-Z_.\-]+/[a-z0-9A-Z_.\-]+)(\.git|$)`,
+		templates: githubURLTemplates,
+	},
 	{
 		pattern:   `^(?P<repo>bitbucket\.org/[a-z0-9A-Z_.\-]+/[a-z0-9A-Z_.\-]+)`,
 		templates: bitbucketURLTemplates,