$ git clone -n https://gitee.com/src-anolis-os/libxml2.git /var/lib/mock/dist-an23.4-build-516729-75279/root/chroot_tmpdir/scmroot/libxml2
Cloning into '/var/lib/mock/dist-an23.4-build-516729-75279/root/chroot_tmpdir/scmroot/libxml2'...
$ git fetch origin a23.4:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-os/libxml2
 * [new branch]      a23.4      -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 01f85f7 [CVE] CVE-2026-0990