From github.com:llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   8da61a343441..a2042521a038  main       -> origin/main
Switched to branch 'main'
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  (use "git pull" to update your local branch)
HEAD is now at a2042521a038 [libc++] Remove _AlgPolicy from std::copy and algorithms using std::copy (#115887)