gin (short for git init) is a convenience wrapper for git config and (soon) git init. It is useful for users with multiple Git configurations. It enables (soon) initializing a Git repository with a specific configuration as well as switching configurations on the fly.
Currently the only Git configuration location that is supported is $XDG_CONFIG_HOME/git/. The tool relies on <name>.conf files in this directory for changing the local configuration. The below command updates the ./.git/config file and depends on the user being in the project root.
$ gin -p <name>