ansible-role-installation/CLEAN-COMMAND

# DESTROYS EVERYTHING! DON'T USE IF YOU DON'T KNOW WHAT YOU ARE DOING!
# ONLY USE ON FRESH AND NON-PRODUCTIVE SYSTEMS
umount /target/boot/* /target/* /target; vgchange -an; mdadm --stop /dev/md*; mdadm --zero-superblock /dev/sd*; mdadm --stop /dev/md*;