This is an Uthan, that means what you can play at first before playing the tekka or some other compposition. These are typical bols from benares, and it is supposed to be played very loud :
KAT tete gege tete kata kata gege tete
kata gege tete kata
Gege te Dha / Gege te Dha / gege te Dha
https://youtu.be/Up6Pn1OmAP8