1.场景
由于我换了一台电脑，为了能访问远程仓库，我就把原来电脑上的私钥和config文件拷贝过来
2.出现问题及解决方案
git clone server:xxx_service_express
报错：
xxxdeMacBook-Pro:php root#
Cloning into 'xxx_service_express'...
Bad owner or permissions on /var/root/.ssh/config
fatal: Could not read from remote repository.
Please make sure you have the correct access rights
and the repository exists.
因为我给了config 777权限，改成600就ok了（sudo chmod 600 config），继续...
git clone server:xxx_service_express
报错：
Cloning into 'xxx_service_express'...
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
@ WARNING: UNPROTECTED PRIVATE KEY FILE! @
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
Permissions 0777 for '/var/root/.ssh/id_rsa' are too open.
It is required that your private key files are NOT accessible by others.
This private key will be ignored.
Load key "/var/root/.ssh/id_rsa": bad permissions
git@192.168.1.9's password:
很显然没有用到私钥嘛，让我输入密码，是给你们有一句 “Permissions 0777 for '/var/root/.ssh/id_rsa' are too open”， 私钥是只有自己访问的，也要改成600（sudo chmod 600 id_rsa）, 继续...
ok