How to download and setup checkmail
Open terminal and run command
git clone https://github.com/badoux/checkmail.git
git clone is used to create a copy or clone of checkmail repositories.
You pass git clone a repository URL. it supports a few different network protocols and corresponding URL formats.
Also you may download zip file with checkmail https://github.com/badoux/checkmail/archive/master.zip
Or simply clone checkmail with SSH
[email protected]:badoux/checkmail.git