We'd First advise you to consult elders in your family to collect much more information regarding your Gotra. If whatsoever, no person in Your loved ones remembers the Gotra details, you may follow the advice on the Shastras. बगळा हृदयस्तोत्र मिदं भक्ति समन्वितः । पठेद्यो बगळातस्य प्रसन्ना भक्तिदा भवेत् ।। https://www.youtube.com/@Mahavidyabaglamukhi