You need to create a fonts repository with:
fonts/roboto/* : See https://fonts.google.com/specimen/Roboto
fonts/roboto-slab/* : See https://fonts.google.com/specimen/Roboto+Slab
fonts/source-code-pro/* : See https://fonts.google.com/specimen/Source+Code+Pro
fonts/source-sans-pro/* : See https://fonts.google.com/specimen/Source+Sans+Pro
fonts/source-serif-pro/* : See https://fonts.google.com/specimen/Source+Serif+Pro
fonts/delicious-123/* : See https://www.exljbris.com/delicious.html
You need to generate all the figures:
$ cd scripts
$ for script in *.py; do python $script; done
$ cd ..
Compile the sheet
$ xelatex cheatsheets.tex
$ xelatex cheatsheets.tex