According to one story the Golapurabs were the offspring of a Purabia, that is probably a BAIS Rajput, by a kept woman of the Ahir caste.
"The Tribes and Castes of the Central Provinces of India Volume II"
R. V. Russell
They have now become a caste and marry among themselves, but within the caste they still have exogamous groups or septs, several of which are named after Rajput clans as BAIS, Chandel, Baghel, Bundela, Mainpuri Chauhan, Parihar, Rathor and several others.
"The Tribes and Castes of the Central Provinces of India Volume II"
R. V. Russell
They also practise hypergamy, as members of the Mainpuri Chauhan, Hiyas, Bisen, Surkhi and BAIS septs or subsepts will take girls in marriage from families of other septs, but will not give their daughters to them.
"The Tribes and Castes of the Central Provinces of India Volume II"
R. V. Russell