$ git clone -n https://gitee.com/src-opencloudos-rpms/postgresql.git /var/lib/mock/dist-oc9-build-137452-79556/root/chroot_tmpdir/scmroot/postgresql
Cloning into '/var/lib/mock/dist-oc9-build-137452-79556/root/chroot_tmpdir/scmroot/postgresql'...
$ git fetch origin f66710a6beff72a59e2f4f0085234c1636da1723:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/postgresql
 * [new ref]         f66710a6beff72a59e2f4f0085234c1636da1723 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f66710a import postgresql-15.13-1.tl4