問題描述：
// 第一次遇到的問題
Error: packet_write_wait: Connection to 192.30.253.113 port 22: Broken pipe
packet_write_wait: Connection to 192.30.253.113 port 22: Broken pipe
fatal: sha1 file '<stdout>' write error: Broken pipe
fatal: The remote end hung up unexpectedly
fatal: The remote end hung up unexpectedly
FATAL Something's wrong. Maybe you can find the solution here: http://hexo.io/docs/troubleshooting.html
Error: packet_write_wait: Connection to 192.30.253.113 port 22: Broken pipe
fatal: sha1 file '<stdout>' write error: Broken pipe
fatal: The remote end hung up unexpectedly
fatal: The remote end hung up unexpectedly
at ChildProcess.<anonymous> (D:\blog\node_modules\hexo-util\lib\spawn.js:37:17)
at emitTwo (events.js:126:13)
at ChildProcess.emit (events.js:214:7)
at ChildProcess.cp.emit (D:\blog\node_modules\cross-spawn\lib\enoent.js:40:29)
at maybeClose (internal/child_process.js:925:16)
at Process.ChildProcess._handle.onexit (internal/child_process.js:209:5)
// 第N次遇到的問題
[master 852bb8c] Site updated: 2018-10-20 02:04:33
67 files changed, 536 insertions(+), 536 deletions(-)
Connection reset by 192.30.253.113 port 22
fatal: sha1 file '<stdout>' write error: Broken pipe
fatal: The remote end hung up unexpectedly
fatal: The remote end hung up unexpectedly
FATAL Something's wrong. Maybe you can find the solution here: http://hexo.io/docs/troubleshooting.html
Error: Connection reset by 192.30.253.113 port 22
fatal: sha1 file '<stdout>' write error: Broken pipe
fatal: The remote end hung up unexpectedly
fatal: The remote end hung up unexpectedly
at ChildProcess.<anonymous> (D:\blog\node_modules\hexo-util\lib\spawn.js:37:17)
at emitTwo (events.js:126:13)
at ChildProcess.emit (events.js:214:7)
at ChildProcess.cp.emit (D:\blog\node_modules\cross-spawn\lib\enoent.js:40:29)
at maybeClose (internal/child_process.js:925:16)
at Process.ChildProcess._handle.onexit (internal/child_process.js:209:5)
解決方法：
往 Github push 文件時出現 packet_write_wait: Connection to 192.30.253.112: Broken pipe 這個問題是因為傳輸
過程被打斷，而導致傳輸失敗。
1、嘗試過 ssh -o ServerAliveInterval=60 mzwua@192.30.253.112（只有一次有效，后面再遇到就掛了！）
2、有網友說：刪除.deploy_git文件后重新部署（我試了一下還是掛了！）
3、改用手機熱點（竟然可以了，Why？？防火牆？？）