How to download and setup cosmos-sdk
Open terminal and run command
git clone https://github.com/cosmos/cosmos-sdk.git
git clone is used to create a copy or clone of cosmos-sdk 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 cosmos-sdk https://github.com/cosmos/cosmos-sdk/archive/master.zip
Or simply clone cosmos-sdk with SSH
[email protected]:cosmos/cosmos-sdk.git