If you have a personal, physical copy (DVD/Blu-ray) of "Sahara" (2005), you can rip it to create a digital version. Ensure your copy is the correct region and format:

Some fans legally purchase the English 720p/1080p version and an official Hindi-dubbed DVD, then sync the Hindi audio to the HD video for personal use. While not distribution, this is a personal-remix effort that stays within fair use if not shared publicly.

Official Indian DVD releases of Sahara (distributed by Excel Home Entertainment or MOSER BAER) sometimes included a Hindi 5.1 Dolby Digital track alongside English. Look for “Hindi Dolby Digital” printed on the back cover. These DVDs are often 480p, but some Blu-ray editions offer 1080p with selectable audio.