Para standard execute o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/home:lalala123/standard/home:lalala123.repo
zypper refresh
zypper install solarus-gui
Para snapshot execute o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/home:lalala123/snapshot/home:lalala123.repo
zypper refresh
zypper install solarus-gui
Para openSUSE Factory ARM execute o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/home:lalala123/openSUSE_Factory_ARM/home:lalala123.repo
zypper refresh
zypper install solarus-gui
Para 15.6 execute o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/home:lalala123/15.6/home:lalala123.repo
zypper refresh
zypper install solarus-gui