From d4501ece55bd0016740d614fe3e3ad0943a3905c Mon Sep 17 00:00:00 2001
From: Lunny Xiao <xiaolunwen@gmail.com>
Date: Fri, 18 Oct 2019 16:14:37 +0800
Subject: [PATCH] fix bug pull request files will be broken if head repo was
 transfered to another user or orgnization (#8571)

---
 models/repo.go | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/models/repo.go b/models/repo.go
index 36f27fef53..5d17a043b8 100644
--- a/models/repo.go
+++ b/models/repo.go
@@ -1486,6 +1486,13 @@ func TransferOwnership(doer *User, newOwnerName string, repo *Repository) error
 		return fmt.Errorf("update owner: %v", err)
 	}
 
+	// Update pull request headusername
+	if _, err := sess.Where("head_repo_id = ?", repo.ID).Update(&PullRequest{
+		HeadUserName: newOwner.LowerName,
+	}); err != nil {
+		return fmt.Errorf("update pull request: %v", err)
+	}
+
 	// Remove redundant collaborators.
 	collaborators, err := repo.getCollaborators(sess)
 	if err != nil {