From github.com:llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   8d4f3171fa97..186176de459b  main       -> origin/main
Switched to branch 'main'
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  (use "git pull" to update your local branch)
HEAD is now at 186176de459b [Clang] Do not consider a variadic function ellipsis part of a default arg (#153496)