$ git clone -n https://src.fedoraproject.org/rpms/lxqt-policykit.git /var/lib/mock/f41-build-840773-160926/root/chroot_tmpdir/scmroot/lxqt-policykit
Cloning into '/var/lib/mock/f41-build-840773-160926/root/chroot_tmpdir/scmroot/lxqt-policykit'...
$ git fetch origin b6f4836d8cc6b3f89427c383842822e52b24aa2b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/lxqt-policykit
 * [new ref]         b6f4836d8cc6b3f89427c383842822e52b24aa2b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b6f4836 2.0.0