$ git clone -n https://gitee.com/src-opencloudos-rpms/selinux-policy.git /var/lib/mock/dist-oc8-build-74999-51933/root/chroot_tmpdir/scmroot/selinux-policy
Cloning into '/var/lib/mock/dist-oc8-build-74999-51933/root/chroot_tmpdir/scmroot/selinux-policy'...
$ git fetch origin 22cab48eeae39a118140ab541350ffcbb1c75371:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/selinux-policy
 * [new ref]         22cab48eeae39a118140ab541350ffcbb1c75371 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 22cab48 import selinux-policy-3.14.3-139.tl3.1