$ git clone -n https://gitee.com/opencloudos-stream/etcd.git /var/lib/mock/dist-ocs23-build-45360-2059/root/chroot_tmpdir/scmroot/etcd
Cloning into '/var/lib/mock/dist-ocs23-build-45360-2059/root/chroot_tmpdir/scmroot/etcd'...
$ git fetch origin HEAD:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/etcd
 * [new ref]         HEAD       -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 06497e0 OCS package init