From github.com:llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   a8105026ff54..efe0a2eddb5e  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 efe0a2eddb5e [nfc][github] subscribe myself to MLIR Mem2Reg PRs