mock-core-configs from home:abrooks:branches:system:packagemanager 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:abrooks:branches:system:packagemanager/openSUSE_Tumbleweed/home:abrooks:branches:system:packagemanager.repo zypper refresh zypper install mock-core-configs