vim ~/.ssh/config
Host <site-prefix-1>.github.com
HostName github.com
User git
IdentityFile /c/Users/Administrator/.ssh/<site-prefix-1>.id_rsa
IdentitiesOnly yes
Host <site-prefix-2>.github.com
HostName github.com
User git
IdentityFile /c/Users/Administrator/.ssh/<site-prefix-2>.id_rsa
IdentitiesOnly yes
ssh-keygen -t rsa -b 4096 -C "[email protected]"
...
mv ~/.ssh/id_rsa.pub ~/.ssh/<site-prefix-n>.id_rsa.pub
mv ~/.ssh/id_rsa ~/.ssh/<site-prefix-n>.id_rsa
git clone git@<site-prefix-n>.github.com:<username>/<repo>.git