$ git clone -n https://gitee.com/lzq11122/libxml2.git /var/lib/mock/dist-an23-build-508319-74974/root/chroot_tmpdir/scmroot/libxml2
Cloning into '/var/lib/mock/dist-an23-build-508319-74974/root/chroot_tmpdir/scmroot/libxml2'...
$ git fetch origin a0134e8f35f495c3f9f488aa30f5a027681cac63:KOJI_FETCH_HEAD
From https://gitee.com/lzq11122/libxml2
 * [new ref]         a0134e8f35f495c3f9f488aa30f5a027681cac63 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a0134e8 Add patch to fix CVE-2026-0990 and CVE-2026-0992