$ git clone -n https://gitee.com/uestc-cheng/libxml2.git /var/lib/mock/dist-an8.8-build-299284-65890/root/chroot_tmpdir/scmroot/libxml2 Cloning into '/var/lib/mock/dist-an8.8-build-299284-65890/root/chroot_tmpdir/scmroot/libxml2'... $ git reset --hard 7b931380e30e10f20f3a696ca410d85932f27bbb HEAD is now at 7b93138 update libxml2-2.9.7-CVE-2023-28484.patch.