$ git clone -n https://gitee.com/yangjinlin01/libxml2.git /var/lib/mock/dist-an23-build-450357-73460/root/chroot_tmpdir/scmroot/libxml2
Cloning into '/var/lib/mock/dist-an23-build-450357-73460/root/chroot_tmpdir/scmroot/libxml2'...
$ git fetch origin abb983249d8298dc25a33f228c20399b5eae0918:KOJI_FETCH_HEAD
From https://gitee.com/yangjinlin01/libxml2
 * [new ref]         abb983249d8298dc25a33f228c20399b5eae0918 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at abb9832 [CVE] FIX CVE-2025-49794 CVE-2025-49796