$ git clone -n https://gitee.com/lizhao2025/postgresql.git /var/lib/mock/dist-an23-build-496976-74608/root/chroot_tmpdir/scmroot/postgresql
Cloning into '/var/lib/mock/dist-an23-build-496976-74608/root/chroot_tmpdir/scmroot/postgresql'...
$ git fetch origin 42d219833c13e9ae03e473956df257c7562dbf31:KOJI_FETCH_HEAD
From https://gitee.com/lizhao2025/postgresql
 * [new ref]         42d219833c13e9ae03e473956df257c7562dbf31 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 42d2198 Update code from upstream