# dnf --releasever=37 --setopt=module_platform_id=platform:f37
--enablerepo=updates-testing \ $(rpm -q fedora-repos-modular >/dev/null &&
echo
--enablerepo=updates-testing-modular) --assumeno distro-sync
bash: --enablerepo=updates-testing-modular: command not found...
No such command: . Please use /usr/bin/dnf --help
It could be a DNF plugin command, try: "dnf install 'dnf-command( )'