If a mistake occurs during Umrah, Fidyah (expiation) is necessary to atone for it. By offering Fidyah, you are seeking to correct any errors or shortcomings during the pilgrimage. 

There are three categories of penalty, depending on the nature of the transgression:

How to pay

Penalties should be paid within the vicinity of the Haram (boundary in Makkah). You may look for poor people to give Sadaqah to, including the cleaners of the Masjid and the streets.

For animal sacrifice, you can do it through: https://adahi.org/en/Pages/home.aspx