If you want to let MAKER install it for you, you can edit the URL in the .../maker/src/locations file to be this —> http://weatherby.genetics.utah.edu/apollo/apollo.tar.gz
You can also use Web-Apollo for your data if you want, and that is what I would recommend.
On a side note, if you are trying to install the old Apollo as part of the optional web-based GUI, I’d recommend not doing that. The GUI is really only for demonstration purposes or very small datasets. It is not for production (that is why it is off