sudo apt install -y debootstrap schroot
cat << EOF | sudo tee /etc/schroot/chroot.d/pi64
[pi64]
description=V3D arm64 testing
type=directory
directory=/srv/chroot/pi64
users=pi
root-groups=root
profile=desktop
personality=linux
preserve-environment=true
EOF
sudo debootstrap --arch arm64 /srv/chroot/pi64
sudo schroot -c pi64 -- apt install -y mesa-utils sudo
schroot -c pi64

(pi64)pi@raspberrypi:~ $ glxgears