/etc/schroot/sbuild/fstab

elias@inspiron:~$ cat /etc/schroot/sbuild/fstab
# fstab: static file system information for chroots.
# Note that the mount point will be prefixed by the chroot path
# (CHROOT_PATH)
#
# <file system> <mount point>   <type>  <options>       <dump>  <pass>
/proc           /proc           none    rw,bind         0       0
/sys            /sys            none    rw,bind         0       0
/dev/pts        /dev/pts        none    rw,bind         0       0
tmpfs           /dev/shm        tmpfs   defaults        0       0
# Mount a large scratch space for the build, so we don't use up
# space on an LVM snapshot of the chroot itself.
/var/lib/sbuild/build  /build   none    rw,bind         0       0
#CHROOT
/home/elias/Ubuntu/scratch  /scratch          none  rw,bind  0  0