Some users have archived the standard-definition DVD extras, including the 45-minute “Making of Chak De India” documentary. This is often more valuable to film students than the movie itself.
Use the search bar with exact phrases and filters: chak de india archive.org
To find Chak De India on Archive.org:
Many uploads are listed as “Community Video” rather than official uploads, meaning they are user-contributed. Some users have archived the standard-definition DVD extras,