Just for the record: I've successfully reproduced the nginx error you mentioned, it will be fixed in the next release (v1.13.0). Thanks a lot for reporting this issue!
That's not possible!
You can clone sites only using differents domains or subdomains.
sudo site example.com -clone-from=sub.example.com
sudo site example.com -clone-from=example.org
Subfolder option is suportted:
sudo site example.com -clone-from=sub.example.com -subfolder=/test
Clone sub.example.com/test to example.com/test
And thanks, I will check the Nginx error you mentioned, it shouldn't happen, Webinoly should be able to detect this case and give a proper error message.
There are two options that were initially considered:
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