$ git clone -n https://src.fedoraproject.org/rpms/deepin-polkit-agent.git /var/lib/mock/f40-build-2276511-55164/root/chroot_tmpdir/scmroot/deepin-polkit-agent
Cloning into '/var/lib/mock/f40-build-2276511-55164/root/chroot_tmpdir/scmroot/deepin-polkit-agent'...
$ git fetch origin a26cb2555919d641926fe30d03b11b3070022a3c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/deepin-polkit-agent
 * [new ref]         a26cb2555919d641926fe30d03b11b3070022a3c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a26cb25 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild