Connecting to https_host (https_host)|xxx.xxx.xxx.xxx|:443... connected.
ERROR: The certificate of `https_host' is not trusted.
ERROR: The certificate of `https_host' hasn't got a known issuer.
해결법
1. cygwin에서
ca-certificates 패키지 설치2. wget에 ca-directory알리기 커맨드라인: --ca-directory=/usr/ssl/certs 추가 ~/.wgetrc: ca_directory = /usr/ssl/certs추가참고 사이트
http://stackoverflow.com/questions/9224298/how-do-i-fix-certificate-errors-when-running-wget-on-an-https-url-in-cygwin