Forking the repo (git clone): First, cd into the directory where you want it. Then, git clone [link] (copy the read-write link from your forked version of the repo)

3 Latest commits:

git log -3

Find out about a method: ri methodname, or ri enter - and give it portions of a method name and get interactively various options.

List of files in directory: ls

cd [directory] in and 'cd ..' out of directories