Please add here command for dnf5.
For stable:
# dnf config-manager addrepo --from-repofile=https://download.sublimetext.com/rpm/stable/x86_64/sublime-text.repo
For dev:
# dnf config-manager addrepo --from-repofile=https://download.sublimetext.com/rpm/dev/x86_64/sublime-text.repo
https://dnf5.readthedocs.io/en/latest/changes.html#changes-to-individual-commands
https://dnf5.readthedocs.io/en/latest/dnf5_plugins/config-manager.8.html#config-manager-plugin-ref-label