/mnt/tmp/riscv64/tmp/aqute-bnd.I4P07R ~/d/fedora-riscv-autobuild
ProxyError: HTTPSConnectionPool(host='koji.fedoraproject.org', port=443): Max retries exceeded with url: /kojihub (Caused by ProxyError('Cannot connect to proxy.', OSError('Tunnel connection failed: 503 Service Unavailable',)))