message: Change the command to get the branch name into the CMAKE variable to work universally.
diff: @@ -13,7 +13,7 @@ macro(ginkgo_git_information)
  find_package(Git QUIET)
  if(GIT_FOUND)
  execute_process(
  - COMMAND ${GIT_EXECUTABLE} rev-parse --abbrev-ref HEAD
  + COMMAND ${GIT_EXECUTABLE} describe --contains --all HEAD
  WORKING_DIRECTORY ${Ginkgo_SOURCE_DIR}
  OUTPUT_VARIABLE GINKGO_GIT_BRANCH
  OUTPUT_STRIP_TRAILING_WHITESPACE)
  