❧ 多个账号配置同一个主机的ssh

# 生成ssh密钥
ssh-keygen -t rsa -C 'test@test.com' -f ~/.ssh/id_rsa_github227

# 复制公钥到github
cat ~/.ssh/id_rsa_github227.pub

# 配置config文件
vim ~/.ssh/config

# 添加如下内容
Host github227
HostName github.com
PreferredAuthentications publickey
IdentityFile ~/.ssh/id_rsa_github227

# 测试
ssh -T git@github227.com

# git remote 配置
git remote set-url origin git@github227.com:username/repo.git
# 或
git remote add origin git@github227.com:username/repo.git