$ git clone -n https://gitee.com/wenjie2025/postfix_1773526423.git /var/lib/mock/dist-an23-build-519756-75764/root/chroot_tmpdir/scmroot/postfix_1773526423
Cloning into '/var/lib/mock/dist-an23-build-519756-75764/root/chroot_tmpdir/scmroot/postfix_1773526423'...
$ git fetch origin 982bd1d8db404e786aab61e3638077bddd95c558:KOJI_FETCH_HEAD
From https://gitee.com/wenjie2025/postfix_1773526423
 * [new ref]         982bd1d8db404e786aab61e3638077bddd95c558 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 982bd1d Update code from upstream