CMake Error at .*/[Mm]odules/IncludeUrl.cmake:[0-9]+ \(message\):
  Downloading foo.cmake - ERROR [0-9]+: ".*"
Call Stack \(most recent call first\):
  IncludeUrl_DOWNLOAD_ALWAYS.cmake:[0-9]+ \(include_url\)
  CMakeLists.txt:[0-9]+ \(include\)