wrap the line

Author: Vladimir Kotal

tools/src/main/python/opengrok_tools/mirror.py

@@ -111,7 +111,8 @@ def main():
                         help='Number of worker processes')
     add_http_headers(parser)
     parser.add_argument('--api_timeout', type=int,
-                        help='Set response timeout in seconds for RESTful API calls')
+                        help='Set response timeout in seconds '
+                             'for RESTful API calls')
 
     try:
         args = parser.parse_args()