"A Hitch Orchard" by Daisy Hitch Davies, 1931 states that a daughter of Benjamin Hitch married a Mr. Brown and went south to live. Rachel may be the daughter in question.
(?) married Rachel Hitch, daughter of Benjamin Hitch and Mary* Brown. (Rachel Hitch was born about 1782 in MD 1.)
1800 MD Census, Listed as age 16-26 in the 1800 Somerset Co., MD Census.