Push RetroPie to Raspberry Pi 4

md5sum retropie-buster-4.7.1-rpi4_400.img.gz
1ea0cbf19991273cc8b50bbca7b52806  retropie-buster-4.7.1-rpi4_400.img.gz
gunzip --stdout retropie-buster-4.7.1-rpi4_400.img.gz | dd of=/dev/sdb status=progress
mount /dev/sdb1 /mnt
cp ~/wpa_supplicant.conf /mnt
touch /mnt/ssh
echo 'disable_overscan=1' | sudo tee -a /mnt/config.txt
umount /dev/sdb1
sync