git-mfc: Give a useful error message if a remote can't be found

1 files changed, 2 insertions, 0 deletions

diff --git a/tools/tools/git/git-mfc b/tools/tools/git/git-mfc
index 4b1a9e15cc98..391ef4117ed7 100755
--- a/tools/tools/git/git-mfc
+++ b/tools/tools/git/git-mfc
@@ -522,6 +522,8 @@ def main():
             remote = tracking.remote_name
         else:
             err(1, "could not find upstream branch, use --remote")
+    if remote not in repo.remotes:
+        err(1, f"remote repository '{remote}' not found")
 
     upstream = remote + '/' + origin