$ git clone -n https://gitee.com/src-anolis-os/libxml2.git /var/lib/mock/dist-an8.8-build-299525-65890/root/chroot_tmpdir/scmroot/libxml2
Cloning into '/var/lib/mock/dist-an8.8-build-299525-65890/root/chroot_tmpdir/scmroot/libxml2'...
$ git reset --hard origin/a8
HEAD is now at 5a0f39e update libxml2-2.9.7-CVE-2023-29469.patch.