gdm-systemd from home:mpiala:suse-it-infra project
Select Your Operating System
Add repository and install manually
For 15.4 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:mpiala:suse-it-infra/15.4/home:mpiala:suse-it-infra.repo zypper refresh zypper install gdm-systemd