You'll need to create a system DSN datasource that points to the folder that contains the .dbf file (you should be able to find examples of setting up a ODBC DSN via Google). Once you do that, you can create a repository connection via the metadata manager using the Generic ODBC connector.
If you need an ODBC driver for FoxPro .dbfs, check out the following 21852
A forum search on FoxPro will turn up some helpful posts on connecting to dbf files.
- Brian