From https://github.com/llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   6760857bf3ad..3531cc1cc777  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 3531cc1cc777 [PromoteMem2Reg] Optimize memory usage in PromoteMem2Reg (#142474)