http://repo.opensciencegrid.org/osg/3.6/el8/development/x86_64 http://mirror.hep.wisc.edu/upstream/osg/3.6/el8/development/x86_64 http://t2.unl.edu/osg/3.6/el8/development/x86_64 http://mirror.grid.uchicago.edu/pub/osg/3.6/el8/development/x86_64