Yep, definitely holes

Another view of those pockmarked rocks. Once the mission gets rolling, the rover’s SuperCam will be used to “identify the chemical composition of rocks and soils, including their atomic and molecular makeup,” according to NASA.

Another view of those pockmarked rocks. Once the mission gets rolling, the rover’s SuperCam will be used to “identify the chemical composition of rocks and soils, including their atomic and molecular makeup,” according to NASA.