Для openSUSE Tumbleweed запустите от имени root:
zypper addrepo https://download.opensuse.org/repositories/YaST:Head:Rebuild/openSUSE_Tumbleweed/YaST:Head:Rebuild.repo
zypper refresh
zypper install yast2-sudo
Для openSUSE Leap 15.2 запустите от имени root:
zypper addrepo https://download.opensuse.org/repositories/YaST:Head:Rebuild/openSUSE_Leap_15.2/YaST:Head:Rebuild.repo
zypper refresh
zypper install yast2-sudo
Для openSUSE Factory запустите от имени root:
zypper addrepo https://download.opensuse.org/repositories/YaST:Head:Rebuild/openSUSE_Factory/YaST:Head:Rebuild.repo
zypper refresh
zypper install yast2-sudo