From https://github.com/llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   bf70f84e173f..e9534873800f  main       -> origin/main
Switched to branch 'main'
Your branch is behind 'origin/main' by 2 commits, and can be fast-forwarded.
  (use "git pull" to update your local branch)
HEAD is now at e9534873800f [clang] update diagnostic to say 'modification time' instead of mtime, NFC (#139637)