Clone a project and create a patch

Mercurial is a distributed version control software available on most Unix and Windows systems. Available for Microsoft Windows operating systems, Mac OS X, and most Unix-like operating systems, Mercurial is written mostly in Python. It was created to be used via command lines. All commands start with "hg" in reference to the chemical symbol for mercury. Its main features are2, including its speed and ability to manage large projects; its use without requiring a server;