$ git clone -n https://gitee.com/src-opencloudos-rpms/policycoreutils.git /var/lib/mock/dist-oc8-build-74963-51834/root/chroot_tmpdir/scmroot/policycoreutils
Cloning into '/var/lib/mock/dist-oc8-build-74963-51834/root/chroot_tmpdir/scmroot/policycoreutils'...
$ git fetch origin 6eab336c8e637801b12a7491d89e6bd7f64ebf42:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/policycoreutils
 * [new ref]         6eab336c8e637801b12a7491d89e6bd7f64ebf42 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6eab336 import policycoreutils-2.9-25.tl3