From github.com:llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   0015ba584055..39e378519738  main       -> origin/main
Switched to branch 'main'
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  (use "git pull" to update your local branch)
HEAD is now at 39e378519738  [CIR] Lowering for __builtin_reduce_assoc_fadd (#226095)