For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:mslacken:sp/openSUSE_Tumbleweed/home:mslacken:sp.repo
zypper refresh
zypper install spack
For openSUSE Factory ARM run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:mslacken:sp/openSUSE_Factory_ARM/home:mslacken:sp.repo
zypper refresh
zypper install spack
For openSUSE Factory run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:mslacken:sp/openSUSE_Factory/home:mslacken:sp.repo
zypper refresh
zypper install spack