$ git clone -n https://gitee.com/src-opencloudos-rpms/unbound.git /var/lib/mock/dist-oc8-build-38068-12270/root/chroot_tmpdir/scmroot/unbound
Cloning into '/var/lib/mock/dist-oc8-build-38068-12270/root/chroot_tmpdir/scmroot/unbound'...
$ git reset --hard origin/oc8
HEAD is now at d087549 import unbound-1.16.2-5.tl3