For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:bmwiedemann/openSUSE_Tumbleweed/home:bmwiedemann.repo
zypper refresh
zypper install hefur
For openSUSE Slowroll run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:bmwiedemann/openSUSE_Slowroll/home:bmwiedemann.repo
zypper refresh
zypper install hefur
For 16.0 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:bmwiedemann/16.0/home:bmwiedemann.repo
zypper refresh
zypper install hefur