Para openSUSE Tumbleweed corra o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/openSUSE:infrastructure:wiki/openSUSE_Tumbleweed/openSUSE:infrastructure:wiki.repo
zypper refresh
zypper install mediawiki_1_27-Auth_remoteuser
Para 15.6 corra o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/openSUSE:infrastructure:wiki/15.6/openSUSE:infrastructure:wiki.repo
zypper refresh
zypper install mediawiki_1_27-Auth_remoteuser
Para 15.5 corra o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/openSUSE:infrastructure:wiki/15.5/openSUSE:infrastructure:wiki.repo
zypper refresh
zypper install mediawiki_1_27-Auth_remoteuser