$ virt-customize -a rhel-guest-image-7.2-20160302.0.x86_64.qcow2 --root-password password:PASSW0RD --uninstall cloud-init[   0.0] Examining the guest ...[  12.1] Setting a random seed[  12.1] Uninstalling packages: cloud-init[  14.5] Setting passwords[  15.9] Finishing off