sudo su

mkdir -p /mnt/source && mount /dev/xvdf /mnt/source
mkdir -p /mnt/target && mount /dev/xvdg1 /mnt/target

cd /mnt/target && ls | grep -v boot | xargs rm -Rf

rm -Rf /mnt/source/boot

rsync -aAXHPv /mnt/source/ /mnt/target

/dev/xvda1 /     ext4    defaults,barrier=0 1 1

ec2-register -a x86_64 -d '3.15.7-200.fc20.x86_64' -n 'Fedora_20_HVM_AMI'  --sriov simple --virtualization-type hvm -s snap-b44feb18 --root-device-name /dev/sda1