$ git clone -n https://gitee.com/wenyuzifang/leveldb.git /var/lib/mock/dist-an23-build-480694-74252/root/chroot_tmpdir/scmroot/leveldb
Cloning into '/var/lib/mock/dist-an23-build-480694-74252/root/chroot_tmpdir/scmroot/leveldb'...
$ git fetch origin d6cf4e39d19671099b6ab070e5cf8292144851e9:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/leveldb
 * [new ref]         d6cf4e39d19671099b6ab070e5cf8292144851e9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d6cf4e3 Update code from upstream