mutter from home:ila.embsys:gnome-xr 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:ila.embsys:gnome-xr/openSUSE_Tumbleweed/home:ila.embsys:gnome-xr.repo zypper refresh zypper install mutter