$ git clone -n https://src.fedoraproject.org/rpms/ghc-SafeSemaphore.git /var/lib/mock/f40-build-776403-128831/root/chroot_tmpdir/scmroot/ghc-SafeSemaphore
Cloning into '/var/lib/mock/f40-build-776403-128831/root/chroot_tmpdir/scmroot/ghc-SafeSemaphore'...
$ git fetch origin a781669d59ab7af1521f7955428a2652291fb525:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-SafeSemaphore
 * [new ref]         a781669d59ab7af1521f7955428a2652291fb525 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a781669 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild