how to set ssh key git code example

Example 1: git specify ssh key for repo

# Add this to ~/.ssh/config
Host github.com
HostName github.com
IdentityFile ~/.ssh/id_rsa_github

Example 2: git change ssh key

git config core.sshCommand "ssh -i ~/.ssh/id_rsa_example -F /dev/null"
git pull
git push

# Other way
edit .git/config file like:

[core]
	sshCommand = ssh -i ~/.ssh/id_rsa_example -F /dev/null