diff --git a/appview/state/repo.go b/appview/state/repo.go
index 201f8b8..a8d833d 100644
--- a/appview/state/repo.go
+++ b/appview/state/repo.go
@@ -1721,7 +1721,7 @@ func (s *State) ForkRepo(w http.ResponseWriter, r *http.Request) {
 		} else {
 			uri = "https"
 		}
-		sourceUrl := fmt.Sprintf("%s://%s/%s/%s", uri, knot, f.OwnerDid(), f.RepoName)
+		sourceUrl := fmt.Sprintf("%s://%s/%s/%s", uri, existingRepo.Knot, f.OwnerDid(), f.RepoName)
 		sourceAt := f.RepoAt.String()
 
 		rkey := s.TID()