# File lib/rhc/git_helpers.rb, line 84
    def git_config_get(key)
      return nil unless has_git?
      
      config_get_cmd = "#{discover_git_executable} config --get #{key}"
      value = %x[#{config_get_cmd}].strip
      debug "Git config '#{config_get_cmd}' returned '#{value}'"
      value = nil if $?.exitstatus != 0 or value.empty?

      value
    end