$ git clone -n https://src.fedoraproject.org/rpms/lxqt-policykit.git /var/lib/mock/f41-build-side-1-2956503-35554/root/chroot_tmpdir/scmroot/lxqt-policykit
Cloning into '/var/lib/mock/f41-build-side-1-2956503-35554/root/chroot_tmpdir/scmroot/lxqt-policykit'...
$ git fetch origin 531e8accc24dd91b445ee4292a6a0e092eef72e3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/lxqt-policykit
 * [new ref]         531e8accc24dd91b445ee4292a6a0e092eef72e3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 531e8ac Move agent binary back to libexec