You can see by the file size of the archive, if everything is completely present. If the file is only about 24 MB in size, the required content is not complete. It should have a size around 38 MB. The last nightly from 2018-01-21 is complete as it contains the cia and the retroarch folder.
I am pretty sure they are wrong on what God desires from us lowly humans though lol pretty sure a deity would be like "Man I am too busy for this shit just be cool to each other and handle the small crap yourself"