$ git clone -n https://gitee.com/wency_cn/sanlock_1770957470.git /var/lib/mock/dist-an23-build-514417-75110/root/chroot_tmpdir/scmroot/sanlock_1770957470
Cloning into '/var/lib/mock/dist-an23-build-514417-75110/root/chroot_tmpdir/scmroot/sanlock_1770957470'...
$ git fetch origin c70608a84bfd9abedab439cbf6304f77464a6740:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/sanlock_1770957470
 * [new ref]         c70608a84bfd9abedab439cbf6304f77464a6740 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c70608a Update code from upstream