[nchambers@elixir ~]$ sudo virt-install --name spellbook --description "Naughty Sysadmins Cluster Lord" --os-type=Linux --os-variant=alpinelinux3.5 --ram=1024 --vcpus=2 --disk path=/var/vm/spellbook.img,bus=virtio,size=10 --graphics none --network bridge:br0 --extra-args console=ttyS0 --location /var/lib/libvirt/images/crux-3.5.iso

Starting install...
ERROR    Could not find an installable distribution at '/var/lib/libvirt/images/crux-3.5.iso'

The location must be the root directory of an install tree.
See virt-install man page for various distro examples.
Domain installation does not appear to have been successful.
If it was, you can restart your domain by running:
  virsh --connect qemu:///system start spellbook
otherwise, please restart your installation.
[nchambers@elixir ~]$