This is a setuptools plugin that plants some git-related information into the .egg-info directory of a python package. To setuptools this information is refered to as 'metadata'. It is located in a file called 'git_info.txt', and can be retrieved using the from a Distribution object by calling the `get_metadata(name)` method. The 'git_info.txt' file stores the following information in JSON format.
Stores the name of the active git branch.
Stores a JSON object of git remotes, where the key is the name of the remote and the value is the url.
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