Source

AUTO

Create instances from most recent backup (local or remote) or fallback to creating from the scratch if there is no backup available.

SCRATCH

Force creating instances from the scratch.

BACKUP_ANY

Force using backup from any source.

BACKUP_REMOTE

Force using backup available at remote source (available by using 'localInstance.backup.downloadUrl' or 'localInstance.backup.uploadUrl').

BACKUP_LOCAL

Force using local backup (created by task 'instanceBackup').

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