grub2 from home:michael-chang:bsc:1191504 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:michael-chang:bsc:1191504/openSUSE_Tumbleweed/home:michael-chang:bsc:1191504.repo zypper refresh zypper install grub2