It means that he inhabits or lives among the rocks. It is synonymous with Saxicola. There is a very similar term and it is Rubicola, which means that it lives among the brambles (plants of the genus Rubus). The term rupícola can be used for animals or plants. In this case, Rupicola is the name of a genus of birds, which belongs to the family Cotingidae. They're called rock cocks.
