$ git clone -n https://gitee.com/wenyuzifang/leveldb.git /var/lib/mock/dist-an23-build-470047-74061/root/chroot_tmpdir/scmroot/leveldb
Cloning into '/var/lib/mock/dist-an23-build-470047-74061/root/chroot_tmpdir/scmroot/leveldb'...
$ git fetch origin c4d34c43e18e51bdc6fdbfe2892b3978b7ecf370:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/leveldb
 * [new ref]         c4d34c43e18e51bdc6fdbfe2892b3978b7ecf370 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c4d34c4 Update code from upstream