From https://github.com/llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   7b91bb2046ed..683e2bf059a6  main       -> origin/main
Switched to branch 'main'
Your branch is behind 'origin/main' by 6 commits, and can be fast-forwarded.
  (use "git pull" to update your local branch)
HEAD is now at 683e2bf059a6 [ThinLTO] Make SummaryList private (NFC) (#164355)