$ git clone -n https://src.fedoraproject.org/rpms/deepin-polkit-agent.git /var/lib/mock/f41-build-841727-161398/root/chroot_tmpdir/scmroot/deepin-polkit-agent
Cloning into '/var/lib/mock/f41-build-841727-161398/root/chroot_tmpdir/scmroot/deepin-polkit-agent'...
$ git fetch origin d892d89e685022039696d4ab75fd735c1bd562ac:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/deepin-polkit-agent
 * [new ref]         d892d89e685022039696d4ab75fd735c1bd562ac -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d892d89 fix dde-polkit-agent install location