diff -Naur ros-humble-foonathan-memory-vendor-1.2.0_org/CMakeLists.txt ros-humble-foonathan-memory-vendor-1.2.0/CMakeLists.txt
--- ros-humble-foonathan-memory-vendor-1.2.0_org/CMakeLists.txt	2022-04-20 08:29:13.000000000 +0800
+++ ros-humble-foonathan-memory-vendor-1.2.0/CMakeLists.txt	2023-04-25 11:06:06.287876659 +0800
@@ -71,8 +71,7 @@
   endif()
 
   externalproject_add(foo_mem-ext
-  GIT_REPOSITORY https://github.com/foonathan/memory.git
-  GIT_TAG v0.7-1
+  URL ${CMAKE_CURRENT_SOURCE_DIR}/memory-0.7-1.tar.gz
   TIMEOUT 600
   # Avoid the update (git pull) and so the recompilation of foonathan_memory library each time.
   UPDATE_COMMAND ""