$ git clone -n https://src.fedoraproject.org/rpms/ultimarc.git /var/lib/mock/f40-build-2044091-48686/root/chroot_tmpdir/scmroot/ultimarc
Cloning into '/var/lib/mock/f40-build-2044091-48686/root/chroot_tmpdir/scmroot/ultimarc'...
$ git fetch origin 5ca827a77be83d22656371fd11f7830f27131059:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ultimarc
 * [new ref]         5ca827a77be83d22656371fd11f7830f27131059 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5ca827a Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild