[FIX] Workflow MPI try

CMakeLists.txt

@@ -369,6 +369,7 @@ if(MPI_FOUND)
   file(MAKE_DIRECTORY ${CMAKE_Fortran_MODULE_DIRECTORY})
 
   set(_mpi_mod_found FALSE)
+  if(_mpi_fortran_inc)
     foreach(_mod_name mpi.mod MPI.mod)
       foreach(_inc ${_mpi_fortran_inc})
         if(EXISTS "${_inc}/${_mod_name}")
@@ -382,11 +383,13 @@ if(MPI_FOUND)
         break()
       endif()
     endforeach()
+  endif()
 
   if(NOT _mpi_mod_found)
-    message(WARNING "mpi.mod not found in MPI include paths; assuming mpifort provides it internally.")
+    message(WARNING "mpi.mod not found in MPI include paths; assuming mpifort provides it internally. Skipping copy.")
   endif()
 
+
   # ------------------------------------------------------------
   # Enable MPI Fortran module support
   # ------------------------------------------------------------