It should work like this:
https://discussion.fedoraproject.org/t/fedora-32-workstation-sharing-screen-not-working-after-upgrade-from-fedora-31/74344/19?u=vgaetera
But there’s a catch on the current version:
https://discussion.fedoraproject.org/t/fedora-32-33-remote-desktop-not-really-working/76768?u=vgaetera