$ git clone -n https://gitee.com/lzq11122/libxml2.git /var/lib/mock/dist-an23-build-516565-75210/root/chroot_tmpdir/scmroot/libxml2
Cloning into '/var/lib/mock/dist-an23-build-516565-75210/root/chroot_tmpdir/scmroot/libxml2'...
$ git fetch origin b8090cb78997701b2d12648c42f22f75de04a712:KOJI_FETCH_HEAD
From https://gitee.com/lzq11122/libxml2
 * [new ref]         b8090cb78997701b2d12648c42f22f75de04a712 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b8090cb Add patch to fix CVE-2026-0992,CVE-2026-1757