/usr/lib/ax25/node/help/finger.hlp is in ax25-node 0.3.2-7.4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
| 1 2 3 4 5 6 7 8 9 10 11 12 | USAGE
        finger [<username>][@<hostname>]
DESCRIPTION
        Retrieves information about users of a system. If the user
        name is omitted, shows the users currently logged on the 
        host. If the hostname is omitted, defaults to the local host.
EXAMPLES
        finger @soul.oh7rba.ampr.org
        finger oh7lzb@soul.oh7rba.ampr.org
        finger oh7lzb
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