$ git clone -n https://gitee.com/src-opencloudos-rpms/postgresql.git /var/lib/mock/dist-oc9-build-256414-84586/root/chroot_tmpdir/scmroot/postgresql
Cloning into '/var/lib/mock/dist-oc9-build-256414-84586/root/chroot_tmpdir/scmroot/postgresql'...
$ git fetch origin c63a1cb7601d3e5df6193162dc120cd5e07854da:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/postgresql
 * [new ref]         c63a1cb7601d3e5df6193162dc120cd5e07854da -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c63a1cb import postgresql-15.20-1.tl4