$ git clone -n https://src.fedoraproject.org/rpms/rssh.git /var/lib/mock/f39-build-1457796-33017/root/chroot_tmpdir/scmroot/rssh
Cloning into '/var/lib/mock/f39-build-1457796-33017/root/chroot_tmpdir/scmroot/rssh'...
$ git fetch origin a70e0ea90c92c3650652d6df0fbb3d05a5690c8a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rssh
 * [new ref]         a70e0ea90c92c3650652d6df0fbb3d05a5690c8a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a70e0ea Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild