$ git clone -n https://src.fedoraproject.org/rpms/rcssserver3d.git /var/lib/mock/f40-build-2378714-60443/root/chroot_tmpdir/scmroot/rcssserver3d
Cloning into '/var/lib/mock/f40-build-2378714-60443/root/chroot_tmpdir/scmroot/rcssserver3d'...
$ git fetch origin e231c78fab9e97365714e253ac34d781c2f63a3e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rcssserver3d
 * [new ref]         e231c78fab9e97365714e253ac34d781c2f63a3e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e231c78 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild