$ git clone -n https://src.fedoraproject.org/rpms/gputils.git /var/lib/mock/f40-build-2003158-44807/root/chroot_tmpdir/scmroot/gputils
Cloning into '/var/lib/mock/f40-build-2003158-44807/root/chroot_tmpdir/scmroot/gputils'...
$ git fetch origin 76ccde6d733f701d75f9ac4aed6f3170deae598e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gputils
 * [new ref]         76ccde6d733f701d75f9ac4aed6f3170deae598e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 76ccde6 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild