$ git clone -n https://src.fedoraproject.org/rpms/xterm-console.git /var/lib/mock/f45-build-39123-732/root/chroot_tmpdir/scmroot/xterm-console
Cloning into '/var/lib/mock/f45-build-39123-732/root/chroot_tmpdir/scmroot/xterm-console'...
$ git fetch origin f0c9ad5a487671c67eb4ec89002429dacc416777:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xterm-console
 * [new ref]         f0c9ad5a487671c67eb4ec89002429dacc416777 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f0c9ad5 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild