sudo mkdir /mnt/temp
sudo mount /dev/sdXY /mnt/temp && sudo mount --bind /dev /mnt/temp/dev && sudo mount --bind /proc /mnt/temp/proc && sudo mount --bind /sys /mnt/temp/sys && sudo mount --bind /dev/pts /mnt/temp/dev/pts && sudo cp /etc/resolv.conf /mnt/temp/etc/resolv.conf && sudo chroot /mnt/temp