    # File lib/fog/aws/requests/compute/copy_snapshot.rb, line 41
            def copy_snapshot(source_snapshot_id, source_region, description = nil)
              response = Excon::Response.new
              response.status = 200
              snapshot_id = Fog::AWS::Mock.snapshot_id
              data = {
                'snapshotId'  => snapshot_id,
              }
              self.data[:snapshots][snapshot_id] = data
              response.body = {
                'requestId' => Fog::AWS::Mock.request_id
              }.merge!(data)
              response
            end