$ git clone -n https://gitee.com/lzq11122/libxml2.git /var/lib/mock/dist-an23.4-build-527453-79596/root/chroot_tmpdir/scmroot/libxml2
Cloning into '/var/lib/mock/dist-an23.4-build-527453-79596/root/chroot_tmpdir/scmroot/libxml2'...
$ git fetch origin 7b3f6ffa9b1a2f7bc2c7d6f16288d9a0b56a16bf:KOJI_FETCH_HEAD
From https://gitee.com/lzq11122/libxml2
 * [new ref]         7b3f6ffa9b1a2f7bc2c7d6f16288d9a0b56a16bf -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7b3f6ff Add patch to fix CVE-2026-0989