How to uninstall the default GNOME extensions?

The default selection of 11 extensions clutters up the list. I tried excluding them like this:

environment.gnome.excludePackages = [
  pkgs.gnomeExtensions.applications-menu
  pkgs.gnomeExtensions.auto-move-windows
  pkgs.gnomeExtensions.launch-new-instance
];

After restarting GNOME the those extensions are still there.

The only extensions installed by default are gnome-shell-extensions but it is not currently possible to exclude them: