$ git clone -n https://gitee.com/mgb01105731/libpq_1.git /var/lib/mock/dist-an23.4-build-544440-86718/root/chroot_tmpdir/scmroot/libpq_1
Cloning into '/var/lib/mock/dist-an23.4-build-544440-86718/root/chroot_tmpdir/scmroot/libpq_1'...
$ git fetch origin 20276e8b286b13df5a5be5d9f560f0a90a2d38c1:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/libpq_1
 * [new ref]         20276e8b286b13df5a5be5d9f560f0a90a2d38c1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 20276e8 Update to 15.18 to fix CVE-2026-6473 CVE-2026-6478 CVE-2026-6477