日本服务器，centos下安装pm2管理器出错。内附日志。

日本服务器，centos下安装pm2管理器出错。内附日志。请高手支招啊。
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panelExec.log

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正在选择下载节点...
--2018-03-30 15:52:59--  http://103.224.251.67/install/1/pm2.sh
Connecting to 103.224.251.67:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 14104 (14K) [application/octet-stream]
Saving to: “pm2.sh”

     0K .......... ...                                        100% 16.3M=0.001s

2018-03-30 15:53:00 (16.3 MB/s) - “pm2.sh” saved [14104/14104]

正在选择下载节点...
正在选择下载节点...
=> Downloading nvm from git to '/www/server/nvm'

=> Initialized empty Git repository in /www/server/nvm/.git/
error:  while accessing https://github.com/creationix/nvm.git/info/refs

fatal: HTTP request failed
Failed to clone nvm repo. Please report this!

管理员也不能回复下吗？

貌似是网络问题，换下dns