$ git clone -n https://gitee.com/src-opencloudos-rpms/tuna /var/lib/mock/dist-oc8-build-27688-8530/root/chroot_tmpdir/scmroot/tuna
Cloning into '/var/lib/mock/dist-oc8-build-27688-8530/root/chroot_tmpdir/scmroot/tuna'...
$ git reset --hard origin/oc8
HEAD is now at e98ce60 import tuna-0.18-1.tl3