rsnapshot from home:netmax:distribution:openSUSE_Tumbleweed project

需要 openSUSE Tumbleweed ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/home:netmax:distribution:openSUSE_Tumbleweed/openSUSE_Tumbleweed/home:netmax:distribution:openSUSE_Tumbleweed.repo
zypper refresh
zypper install rsnapshot