For openSUSE Leap 15.6 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:mbussolotto:branches:systemsmanagement:Uyuni:Master/openSUSE_Leap_15.6/home:mbussolotto:branches:systemsmanagement:Uyuni:Master.repo
zypper refresh
zypper install spacewalk-web
For openSUSE Leap 15.5 containers run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:mbussolotto:branches:systemsmanagement:Uyuni:Master/openSUSE_Leap_15.5_containers/home:mbussolotto:branches:systemsmanagement:Uyuni:Master.repo
zypper refresh
zypper install spacewalk-web
For openSUSE Leap 15.5 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:mbussolotto:branches:systemsmanagement:Uyuni:Master/openSUSE_Leap_15.5/home:mbussolotto:branches:systemsmanagement:Uyuni:Master.repo
zypper refresh
zypper install spacewalk-web