For openSUSE Leap 15.5 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/systemsmanagement:Uyuni:Snapshots:2023.12/openSUSE_Leap_15.5/systemsmanagement:Uyuni:Snapshots:2023.12.repo
zypper refresh
zypper install cobbler
For containers run the following as root:
zypper addrepo https://download.opensuse.org/repositories/systemsmanagement:Uyuni:Snapshots:2023.12/containers/systemsmanagement:Uyuni:Snapshots:2023.12.repo
zypper refresh
zypper install cobbler
For charts run the following as root:
zypper addrepo https://download.opensuse.org/repositories/systemsmanagement:Uyuni:Snapshots:2023.12/charts/systemsmanagement:Uyuni:Snapshots:2023.12.repo
zypper refresh
zypper install cobbler