For openSUSE Factory zSystems run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:jayvdb:branches:Base:SystemRpm/openSUSE_Factory_zSystems/home:jayvdb:branches:Base:SystemRpm.repo
zypper refresh
zypper install rpm
For openSUSE Factory PowerPC run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:jayvdb:branches:Base:SystemRpm/openSUSE_Factory_PowerPC/home:jayvdb:branches:Base:SystemRpm.repo
zypper refresh
zypper install rpm
For openSUSE Factory run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:jayvdb:branches:Base:SystemRpm/openSUSE_Factory/home:jayvdb:branches:Base:SystemRpm.repo
zypper refresh
zypper install rpm