yast2-firstboot from home:Tobi_Peter:yast2-polkit project
Select Your Operating System
Add repository and install manually
For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:Tobi_Peter:yast2-polkit/openSUSE_Tumbleweed/home:Tobi_Peter:yast2-polkit.repo zypper refresh zypper install yast2-firstboot