$ git clone -n https://gitee.com/opencloudos-stream/libpq.git /var/lib/mock/dist-ocs23-build-16810-1041/root/chroot_tmpdir/scmroot/libpq
Cloning into '/var/lib/mock/dist-ocs23-build-16810-1041/root/chroot_tmpdir/scmroot/libpq'...
$ git fetch origin HEAD:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/libpq
 * [new ref]                    -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 22b5970 !1 update to 15.3 Merge pull request !1 from abushwang/master