$ git clone -n https://gitee.com/src-opencloudos-rpms/policycoreutils.git /var/lib/mock/dist-oc9-build-44096-14591/root/chroot_tmpdir/scmroot/policycoreutils
Cloning into '/var/lib/mock/dist-oc9-build-44096-14591/root/chroot_tmpdir/scmroot/policycoreutils'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/policycoreutils
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ef9e87a import policycoreutils-3.4-4.tl4