From https://github.com/llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   83d7f4b8c381..ef9f0b3c414a  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 ef9f0b3c414a [DAGCombiner] Don't peek through truncates of shift amounts in takeInexpensiveLog2. (#126957)