需要 openSUSE Factory RISCV ，用 root 執行：
zypper addrepo https://download.opensuse.org/repositories/devel:tools:compiler/openSUSE_Factory_RISCV/devel:tools:compiler.repo
zypper refresh
zypper install zig
需要 openSUSE Factory ，用 root 執行：
zypper addrepo https://download.opensuse.org/repositories/devel:tools:compiler/openSUSE_Factory/devel:tools:compiler.repo
zypper refresh
zypper install zig
需要 16.0 ，用 root 執行：
zypper addrepo https://download.opensuse.org/repositories/devel:tools:compiler/16.0/devel:tools:compiler.repo
zypper refresh
zypper install zig
需要 15.6 ，用 root 執行：
zypper addrepo https://download.opensuse.org/repositories/devel:tools:compiler/15.6/devel:tools:compiler.repo
zypper refresh
zypper install zig