From github.com:llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   be94bfd615a2..475f71e8fa15  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 475f71e8fa15 Serialize `#pragma redefine_extname` into precompiled headers. (#186755)