'git-config' [--global] [type] --get-all name [value_regex]
'git-config' [--global] [type] --unset name [value_regex]
'git-config' [--global] [type] --unset-all name [value_regex]
+'git-config' [--global] [type] --rename-section old_name new_name
+'git-config' [--global] [type] --remove-section name
'git-config' [--global] -l | --list
DESCRIPTION
--global::
Use global ~/.gitconfig file rather than the repository .git/config.
+--remove-section::
+ Remove the given section from the configuration file.
+
+--rename-section::
+ Rename the given section to a new name.
+
--unset::
Remove the line matching the key from config file.