对于 standard，请以根用户 root 运行下面命令：
zypper addrepo https://download.opensuse.org/repositories/home:cahu:branches:varlibselinux:totest/standard/home:cahu:branches:varlibselinux:totest.repo
zypper refresh
zypper install transactional-update
对于 snapshot，请以根用户 root 运行下面命令：
zypper addrepo https://download.opensuse.org/repositories/home:cahu:branches:varlibselinux:totest/snapshot/home:cahu:branches:varlibselinux:totest.repo
zypper refresh
zypper install transactional-update
对于 openSUSE Tumbleweed，请以根用户 root 运行下面命令：
zypper addrepo https://download.opensuse.org/repositories/home:cahu:branches:varlibselinux:totest/openSUSE_Tumbleweed/home:cahu:branches:varlibselinux:totest.repo
zypper refresh
zypper install transactional-update