$ git clone -n https://gitee.com/src-opencloudos-rpms/selinux-policy /var/lib/mock/dist-oc8-build-58109-15920/root/chroot_tmpdir/scmroot/selinux-policy
Cloning into '/var/lib/mock/dist-oc8-build-58109-15920/root/chroot_tmpdir/scmroot/selinux-policy'...
$ git fetch origin oc8:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/selinux-policy
 * [new branch]      oc8        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b02f27d import selinux-policy-3.14.3-128.tl3