$ git clone -n https://gitee.com/opencloudos-stream/postgresql.git /var/lib/mock/dist-ocs23-build-36450-2026/root/chroot_tmpdir/scmroot/postgresql
Cloning into '/var/lib/mock/dist-ocs23-build-36450-2026/root/chroot_tmpdir/scmroot/postgresql'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/postgresql
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2202040 !4 Upgrade to version 15.4，fix CVE-2023-39417 Merge pull request !4 from gordonwwang/master