kubevirt from home:vcheng:Harvester:OS:v1.3:ExtraPackages project
Select Your Operating System
Add repository and install manually
For 15.4 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:vcheng:Harvester:OS:v1.3:ExtraPackages/15.4/home:vcheng:Harvester:OS:v1.3:ExtraPackages.repo zypper refresh zypper install kubevirt