Setup the repository and refresh the package listings
$ distribution=$(. /etc/os-release;echo $ID$VERSION_ID) \
&& sudo zypper ar https://nvidia.github.io/libnvidia-container/$distribution/libnvidia-container.repo
Note
To get access to experimental features and access to release candidates, you may want to add the experimental branch to the repository listing:
$ zypper modifyrepo --enable libnvidia-container-experimental