一、安装 corkscrew

$ sudo apt-get install corkscrew

二、配置 ssh

# Format:
#   host <alias>
#       hostname <FQDN or IP access>
#       user <remote user>
#       port <remote port>
#       IdentityFile <local path to private key file>

ProxyCommand /usr/bin/corkscrew <ip_address> <port> %h %p

# Github access
Host github.com
    Hostname ssh.github.com
    Port 443

# Bitbucket.orgs
host bitbucket.org
    hostname altssh.bitbucket.org
    Port 443