https://repo.opensciencegrid.org/osg/24-main/el8/testing/x86_64 http://mirror.hep.wisc.edu/upstream/osg/24-main/el8/testing/x86_64 https://t2.unl.edu/osg/24-main/el8/testing/x86_64 https://linux-mirrors.fnal.gov/linux//osg/24-main/el8/testing/x86_64