# virt-sysprep
# Reset, unconfigure, or customize a virtual machine image.
# More information: <https://manned.org/virt-sysprep>.
# List all supported operations (enabled operations are indicated with asterisks):
virt-sysprep --list-operations
# Run all enabled operations but don't actually apply the changes:
virt-sysprep --domain vm_name --dry-run
# Run only the specified operations:
virt-sysprep --domain vm_name --operations operation1,operation2,...
# Generate a new `/etc/machine-id` file and enable customizations to be able to change the host name to avoid network conflicts:
virt-sysprep --domain vm_name --enable customizations --hostname host_name --operation machine-id
$
cheat.sh
tldr