grub2 from home:gary_lin:tpm2-srk 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:gary_lin:tpm2-srk/openSUSE_Tumbleweed/home:gary_lin:tpm2-srk.repo zypper refresh zypper install grub2