build fails on metis

The documentation says that Metis should be included in the distribution but:

-- The following REQUIRED packages have not been found:

 * METIS, METIS - Serial Graph Partitioning and Fill-reducing Matrix Ordering , <https://github.com/KarypisLab/METIS>
   Geometry library

CMake Error at /opt/apps/cmake/3.28.1/share/cmake-3.28/Modules/FeatureSummary.cmake:464 (message):
  feature_summary() Error: REQUIRED package(s) are missing, aborting CMake
  run.
Call Stack (most recent call first):
  CMakeLists.txt:305 (feature_summary)