-
Create a directory that you want to use for the base system (chroot-debian in this case).
mkdir chroot-debian
-
Create a base system using debootstrap.
sudo debootstrap sid chroot-debian http://ftp.de.debian.org/debian/
You can change sid to stable to use the stable distribution, and to use Debian mirror closer to your physical location for faster download speed.
-
Mount
proc
anddev
filesystem.sudo mount -o bind /dev chroot-debian/dev
sudo mount -o bind /proc chroot-debian/proc
-
Start chrooting environment
sudo chroot chroot-debian /bin/bash
-
Once done, exit the session and don't forget to unmount the dev and proc filesystem.
sudo umount chroot-debian/dev chroot-debian/proc