do you know if there is a way to do this with the other import options? I tried doing #https=url and it did not work
that way will not work... not sure we plan to do that anytime soon, please file an issue in github...
a workaround would be to either: as @GrandSchtroumpf said, to write a tiny plugin that will pull the data from your sources and put it in remix.
or you can put in a gist a sol file like:
and compile this