Fake Email

If you mean you entered your details on their site you should change those details.

And if you still have it you could forward the email to Apple : reportphishing@apple.com , and then delete it.

If you gave out info on your Apple ID, read here: Change your Apple ID password - Apple Support

To protect your Apple ID, read here: Two-factor authentication for Apple ID - Apple Support

Note: make sure you have at least 2 trusted phone numbers.

If it's your credit card, call your bank.