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