I was confused about this. There is no repo, because what the person selling the kit is selling is a tarball that is a shortcut for his (well-researched and t

I was confused about this. There is no repo, because what the person selling the kit is selling is a tarball that is a shortcut for his (well-researched and tested, of course) instruction manual for installing an OS that is available elsewhere. The manual itself is also available free of charge. It looks to be a bit of a pain to assemble the tarball by hand, not by design, by necessity.