Chechi or Chechhi is a gotra

Gotra

In the Hindu society, the term Gotra broadly refers to people who are descendants in an unbroken male line from a common male ancestor. Panini defines gotra for grammatical purposes as apatyam pautraprabhrti gotram , which means "the word gotra denotes the progeny beginning with the son's son"...

 (lineage) among the Gurjars. According to Ajmer

Ajmer

Ajmer , formerly written as Ajmere, is a city in Ajmer District in Rajasthan state in India. Ajmer has a population of around 800,000 , and is located west of the Rajasthan state capital Jaipur, 200 km from Jodhpur, 274 km from Udaipur, 439 km from Jaisalmer, and 391 km from...

 patels they are Lor Gurjars (descended from Ramchandra's son Lava ). The Chechis are spread all over the world specially Central Asia. Some Chechis live in Northern California.

According to Rajputana Gazetteer Pushkar

Pushkar

Pushkar is a town in the Ajmer district in the state of Rajasthan, India. It is situated at 14 km North West from Ajmer at an average elevation of 510 metres , and is one of the five sacred dhams...

was held by Chechis until about 700 years ago.