ERROR: Error downloading file https://downloads.sourceforge.net/project/giflib/giflib-5.1.4.tar.gz: 'HTTPSConnectionPool(host='managedway.dl.sourceforge.net', port=443): Max retries exceeded with url: /project/giflib/giflib-5.1.4.tar.gz (Caused by ConnectTimeoutError(<urllib3.connection.HTTPSConnection object at 0x7f5d4fc7e650>, 'Connection to managedway.dl.sourceforge.net timed out. (connect timeout=60.0)'))'