Original: Gaberones, derived from Gaborone's Village, was named after Chief Gaborone of the BaTlokwa, whose home village, now called Tlokweng, was across the river from the Government Camp, the name of the colonial government headquarters.
Simplified: The original name, Gaberones, is from Gaborone's Village. It was named after Chief Kgosi Gaborone of the BaTlokwa tribe. His village, now called Tlokweng, was just across a river from the "Government Camp" (colonial government headquarters).