$ git clone -n https://gitee.com/yangjinlin01/libxml2.git /var/lib/mock/dist-an23.2-build-433040-73076/root/chroot_tmpdir/scmroot/libxml2
Cloning into '/var/lib/mock/dist-an23.2-build-433040-73076/root/chroot_tmpdir/scmroot/libxml2'...
$ git fetch origin a2f19d7348027b3887a9676c4437dd1ca186d40e:KOJI_FETCH_HEAD
From https://gitee.com/yangjinlin01/libxml2
 * [new ref]         a2f19d7348027b3887a9676c4437dd1ca186d40e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a2f19d7 [CVE] FIX CVE-2024-56171