$ git clone -n https://gitee.com/wency_cn/cepces_1770729711.git /var/lib/mock/dist-an23-build-513129-75099/root/chroot_tmpdir/scmroot/cepces_1770729711
Cloning into '/var/lib/mock/dist-an23-build-513129-75099/root/chroot_tmpdir/scmroot/cepces_1770729711'...
$ git fetch origin dcf3d2ab0d15ee1f756f4d1662bea20daa1b4dfd:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/cepces_1770729711
 * [new ref]         dcf3d2ab0d15ee1f756f4d1662bea20daa1b4dfd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dcf3d2a Update code from upstream