Export the graph of docs.logseq.com

What is a good method to export the graph of docs.logseq.com? The export graph command in the help-graph is not working.

To use the content of the help site for testing logseq-db, you can download a zip file here:

This zip file essentially contains the directories of a graph. You still need to transfer the contents of the logseq directory from another graph, but then you can import this graph into the db-test site: