$ git clone -n https://gitee.com/src-opencloudos-rpms/postgresql.git /var/lib/mock/dist-oc9-build-230146-81405/root/chroot_tmpdir/scmroot/postgresql
Cloning into '/var/lib/mock/dist-oc9-build-230146-81405/root/chroot_tmpdir/scmroot/postgresql'...
$ git fetch origin 61be82c70e7b77ba87f7ff3f5db4b0824dfaecdd:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/postgresql
 * [new ref]         61be82c70e7b77ba87f7ff3f5db4b0824dfaecdd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 61be82c import postgresql-15.15-1.tl4