From github.com:llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   7ec1e0f7ba9f..0d3d2f639c42  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 0d3d2f639c42 [Clang] Do not warn for serialized builtin or command-line definitions (#137306)