From https://github.com/llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   8e4423eb0888..b0afa6bab958  main       -> origin/main
Switched to branch 'main'
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  (use "git pull" to update your local branch)
HEAD is now at b0afa6bab958 [clang] Change some placeholders from undef to poison [NFC]