Besides the prison sentence, Chief U.S. District Court Judge ordered Engavo to serve three years of supervised probation after his release from custody.
The Hughes brothers were near the front of a group that pursued a Capitol Police officer up the stairs before he led the mob away from the Senate floor.
Under the plea agreement, Andrew Galloway will allow federal investigators to conduct an interview regarding the events of the Capitol riot prior to his sentencing.
Police obtained a search warrant and, in looking through the SD cards in Smith's cell phone, found video of a person sexually assaulting disabled women.