From https://github.com/llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   c5474cdc27d9..a134b0621798  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 a134b0621798 Reapply "Introduce -fexperimental-loop-fusion to clang and flang (#158844)