If you have pre-existing setups, your results may differ from what’s shown here. In either case, you can use the feedback from grep to make sure you’re moving the desired files and updating the appropriate configuration files.
Now that you’ve confirmed the location of your document root, you can copy the files to their new location with rsync. Using the -a flag preserves the permissions and other directory properties, while -v provides verbose output so you can follow the progress of the sync: