$ git clone -n https://gitee.com/zhuhong_bo/libxml2 /var/lib/mock/dist-an7_9-updates-build-426324-72063/root/chroot_tmpdir/scmroot/libxml2
Cloning into '/var/lib/mock/dist-an7_9-updates-build-426324-72063/root/chroot_tmpdir/scmroot/libxml2'...
$ git fetch origin a7:KOJI_FETCH_HEAD
From https://gitee.com/zhuhong_bo/libxml2
 * [new branch]      a7         -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8a050d3 fix cve CVE-2024-56171 CVE-2025-24928