Crictl

# podman login -u testuser -p testpassword docker.io
# sudo cp ${XDG_RUNTIME_DIR}/containers/auth.json /etc/crio/
# cat /etc/crio/auth.json 
{
    "auths": {
        "docker.io": {
                        "auth": "amF2aXJvbWFuOnBdGhvbjFiaWNoQRvY2tlcmh1Qg=="
                
        }
        
    }

}

# grep global_auth_file /etc/crio/crio.conf 
global_auth_file = "/etc/crio/auth.json"

# sudo systemctl restart crio