$ git clone -n https://src.fedoraproject.org/rpms/ghc9.6.git /var/lib/mock/f41-build-1020918-18021/root/chroot_tmpdir/scmroot/ghc9.6
Cloning into '/var/lib/mock/f41-build-1020918-18021/root/chroot_tmpdir/scmroot/ghc9.6'...
$ git fetch origin af2f1957ff3aa6c2d82a03782d077356f3af7eac:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc9.6
 * [new ref]         af2f1957ff3aa6c2d82a03782d077356f3af7eac -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at af2f195 comment tweaks for archs and lld