sddm from home:Pharaoh_Atem:sddm-dev 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:Pharaoh_Atem:sddm-dev/openSUSE_Tumbleweed/home:Pharaoh_Atem:sddm-dev.repo zypper refresh zypper install sddm