. Define a new repository by adding a new file with the `.repo` suffix to the [filename]`/etc/yum.repos.d/` directory. For details about various options to use in the `.repo` file, see the xref:f{MAJOROSVER}@fedora:system-administrators-guide:package-management/DNF.adoc#sec-Setting_repository_Options[Setting [repository\] Options] section in the System Administrator's Guide