Regain access to EC2 instance when PEM file lost

In this video we regain access to the ec2 instance when we have lost the pem file.

Commands -
sudo mkdir /mnt/tmp
sudo mount -o nouuid /dev/xvdf1 /mnt/tmp/
cp ~/.ssh/authorized_keys /mnt/tmp/home/ec2-user/.ssh/authorized_keys
umount /mnt/tmp