Yes. There is a command line option to simulate a "commit" operation.
Also, if you will be using Tznuami Exporter to extract content from your source system, you can use the command line option to perform the export.
Please find this How-to guide which will instruct you on how to use the command-line:
https://tzunami.zendesk.com/entries/22610517-how-to-perform-a-batch-commit-or-command-line-commit
Please find this Video Tutorial which will instruct you on how to use the command-line to commit a Deployer project:
https://tzunami.zendesk.com/entries/22571547-how-to-commit-a-deployer-project-using-command-line
Please find this Video Tutorial which will instruct you on how to use the command-line to export:
https://tzunami.zendesk.com/entries/22554011-how-to-perform-a-tzunami-export-using-command-line
For any additional inquiries, please contact the Support Team at: support@tzunami.com.