git 多账号配置

1. 生成新密钥

ssh-keygen -t rsa -C "email"

2. 注册新的私钥

ssh-add ~/.ssh/id_rsa

3. 查看私钥列表

ssh-add -l 

4. 新建config文件

vi ~/.ssh/config

Host host1
      Hostname github.com
      User user1
      PreferredAuthentications publickey
      IdentityFile /home/xxx/.ssh/id_rsa_1

Host host2
      Hostname git.xxx.cn
      User user2
      PreferredAuthentications publickey
      IdentityFile /home/xxx/.ssh/id_rsa_2
      
# 提示错误：
# Their offer: diffie-hellman-group1-sha1 fatal: Could not read from remote repository.
# 解决方法：
Host *
      KexAlgorithms +diffie-hellman-group1-sha1