For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:mnhauke:open5gs/openSUSE_Tumbleweed/home:mnhauke:open5gs.repo
zypper refresh
zypper install open5gs
For openSUSE Factory ARM run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:mnhauke:open5gs/openSUSE_Factory_ARM/home:mnhauke:open5gs.repo
zypper refresh
zypper install open5gs
For 16.0 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:mnhauke:open5gs/16.0/home:mnhauke:open5gs.repo
zypper refresh
zypper install open5gs
For 15.6 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:mnhauke:open5gs/15.6/home:mnhauke:open5gs.repo
zypper refresh
zypper install open5gs