git@github.com: Permission denied (publickey). fatal: Could not read from remote repository.
Please make sure you have the correct access rights and the repository exists. enter image description here
git@github.com: Permission denied (publickey). fatal: Could not read from remote repository.
Please make sure you have the correct access rights and the repository exists. enter image description here
Assuming your remote git URL is correct. You need to setup the authentication (ssh keys) in your github account, so that your laptop/pc can be trusted by github and you can make a password-less authentication while doing push /pull.
See the doc here