Kansas City Chiefs quarterback Patrick Mahomes (15) warms up before an NFL preseason football game against the San Francisco 49ers in Kansas City, Mo., Saturday, Aug. 24, 2019. (AP Photo/Charlie Riedel)

San Francisco 49ers quarterback Jimmy Garoppolo warms up before an NFL preseason football game against the Kansas City Chiefs in Kansas City, Mo., Saturday, Aug. 24, 2019. (AP Photo/Ed Zurga)

Kansas City Chiefs quarterback Patrick Mahomes (15) warms up before an NFL preseason football game against the San Francisco 49ers in Kansas City, Mo., Saturday, Aug. 24, 2019. (AP Photo/Ed Zurga)

San Francisco 49ers wide receiver Kendrick Bourne (84) is tackled by Kansas City Chiefs cornerback Juan Thornhill (22) during the first half of an NFL preseason football game in Kansas City, Mo., Saturday, Aug. 24, 2019. (AP Photo/Ed Zurga)

San Francisco 49ers quarterback Jimmy Garoppolo (10) throws a pass behind offensive guard Mike Person (68) during the first half of an NFL preseason football game against the Kansas City Chiefs in Kansas City, Mo., Saturday, Aug. 24, 2019. (AP Photo/Charlie Riedel)

Kansas City Chiefs quarterback Patrick Mahomes (15) throws a touchdown pass to running back Damien Williams during the first half of an NFL preseason football game against the San Francisco 49ers in Kansas City, Mo., Saturday, Aug. 24, 2019. (AP Photo/Charlie Riedel)

Kansas City Chiefs quarterback Patrick Mahomes (15) throws a touchdown pass to running back Damien Williams during the first half of an NFL preseason football game against the San Francisco 49ers in Kansas City, Mo., Saturday, Aug. 24, 2019. (AP Photo/Charlie Riedel)

San Francisco 49ers running back Matt Breida (22) scores a touchdown against Kansas City Chiefs cornerback Juan Thornhill, left, during the first half of an NFL preseason football game in Kansas City, Mo., Saturday, Aug. 24, 2019. (AP Photo/Charlie Riedel)

Kansas City Chiefs quarterback Patrick Mahomes (15) throws as San Francisco 49ers defensive tackle Sheldon Day (96) closes in during the first half of an NFL preseason football game in Kansas City, Mo., Saturday, Aug. 24, 2019. (AP Photo/Charlie Riedel)

Kansas City Chiefs quarterback Patrick Mahomes (15) scrambles away from San Francisco 49ers defensive lineman Damontre Moore (92) and defensive end Solomon Thomas (94) during the first half of an NFL preseason football game in Kansas City, Mo., Saturday, Aug. 24, 2019. (AP Photo/Charlie Riedel)

Kansas City Chiefs quarterback Patrick Mahomes (15) dives to avoid a tackle by San Francisco 49ers cornerback Jimmie Ward (20) during the first half of an NFL preseason football game in Kansas City, Mo., Saturday, Aug. 24, 2019. (AP Photo/Charlie Riedel)

San Francisco 49ers fullback Kyle Juszczyk (44) is tackled by Kansas City Chiefs linebacker Damien Wilson (54) and cornerback Herb Miller, bottom, during the first half of an NFL preseason football game in Kansas City, Mo., Saturday, Aug. 24, 2019. (AP Photo/Ed Zurga)

Kansas City Chiefs quarterback Chad Henne (4) is sacked by San Francisco 49ers defensive lineman Damontre Moore (92) and defensive end Arik Armstead (91) during the first half of an NFL preseason football game in Kansas City, Mo., Saturday, Aug. 24, 2019. (AP Photo/Charlie Riedel)

Kansas City Chiefs running back Darwin Thompson (25) is tackled by San Francisco 49ers linebacker Fred Warner (54) and defensive end Arik Armstead (91), during the first half of an NFL preseason football game in Kansas City, Mo., Saturday, Aug. 24, 2019. (AP Photo/Ed Zurga)

San Francisco 49ers running back Jeff Wilson (41) runs for a touchdown in front of Kansas City Chiefs cornerback Herb Miller (34) during the second half of an NFL preseason football game in Kansas City, Mo., Saturday, Aug. 24, 2019. (AP Photo/Ed Zurga)

Kansas City Chiefs linebacker Ben Niemann (56) tackles San Francisco 49ers running back Jeff Wilson (41) during the second half of an NFL preseason football game in Kansas City, Mo., Saturday, Aug. 24, 2019. (AP Photo/Ed Zurga)

FILE - In this Aug. 24, 2019, file photo, San Francisco 49ers quarterback Jimmy Garoppolo (10) throws a pass during the first half of an NFL preseason football game against the Kansas City Chiefs, in Kansas City, Mo. After an up-and-down preseason in his recovery from ACL surgery, San Francisco 49ers quarterback Jimmy Garoppolo prepares for his first real game in nearly a year. (AP Photo/Charlie Riedel, File)