From https://github.com/llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   1fcf481631b5..39f292ffa13d  main       -> origin/main
Switched to branch 'main'
Your branch is behind 'origin/main' by 1 commit, and can be fast-forwarded.
  (use "git pull" to update your local branch)
HEAD is now at 39f292ffa13d [profcheck] Add unknown branch weight for inlined memchr calls. (#160964)