For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:mge1512/openSUSE_Tumbleweed/home:mge1512.repo
zypper refresh
zypper install elixir
For 15.5 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:mge1512/15.5/home:mge1512.repo
zypper refresh
zypper install elixir
For 15.4 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:mge1512/15.4/home:mge1512.repo
zypper refresh
zypper install elixir