$ git clone -n https://gitee.com/src-opencloudos-rpms/unbound.git /var/lib/mock/dist-oc9-build-182836-80190/root/chroot_tmpdir/scmroot/unbound
Cloning into '/var/lib/mock/dist-oc9-build-182836-80190/root/chroot_tmpdir/scmroot/unbound'...
$ git fetch origin c3222ac3c1d4e2420c96c12110abc427fccc5ef4:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/unbound
 * [new ref]         c3222ac3c1d4e2420c96c12110abc427fccc5ef4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c3222ac import unbound-1.17.1-12.tl4