在Mac OS Mojave中输入密码后，ssh无法使用。
/ etc / ssh / ssh_config：
Host *
ServerAliveInterval 30
ServerAliveCountMax 5
TCPKeepAlive yes
IPQoS lowdelay throughput
PubkeyAuthentication yes
SendEnv LANG LC_*
Host github.com
Hostname ssh.github.com
Port 443
Enter passphrase for key '/Users/apple/.ssh/id_rsa':
debug1: Authentication succeeded (publickey).
Authenticated to git.code.vapor.cloud ([104.248.43.71]:22).
debug1: channel 0: new [client-session]
debug1: Requesting no-more-sessions@openssh.com
debug1: Entering interactive session.
debug1: pledge: network
packet_write_wait: Connection to 104.248.43.71 port 22: Broken pipe