Reflect current README

docs/basics.rst

@@ -53,30 +53,40 @@ At times projects or developers will need to verify ``rapids-cmake`` branches. T
 ```cmake
   # To override the version that is pulled:
   set(rapids-cmake-version "<version>")
-  include(FetchContent)
-  FetchContent_Declare(
-    rapids-cmake
-    GIT_REPOSITORY https://github.com/<my_fork>/rapids-cmake.git
-    GIT_TAG        <my_feature_branch>
-  )
-  file(DOWNLOAD https://raw.githubusercontent.com/rapidsai/rapids-cmake/branch-21.12/RAPIDS.cmake
+
   # To override the GitHub repository:
   set(rapids-cmake-repo "<my_fork>")
+
   # To use an exact Git SHA:
   set(rapids-cmake-sha "<my_git_sha>")
+
   # To use a Git tag:
   set(rapids-cmake-tag "<my_git_tag>")
+
   # To override the repository branch:
   set(rapids-cmake-branch "<my_feature_branch>")
+
   # Or to override the entire repository URL (e.g. to use a GitLab repo):
   set(rapids-cmake-url "https://gitlab.com/<my_user>/<my_fork>/-/archive/<my_branch>/<my_fork>-<my_branch>.zip")
+
+  # To override the usage of fetching the repository without git info
+  # This only works when specifying
+  #
+  # set(rapids-cmake-fetch-via-git "ON")
+  # set(rapids-cmake-branch "branch-<cal_ver>")
+  #
+  # or
+  # set(rapids-cmake-fetch-via-git "ON")
+  # set(rapids-cmake-url "https://gitlab.com/<my_user>/<private_fork>/")
+  # set(rapids-cmake-sha "ABC123")
+  #
+  set(rapids-cmake-fetch-via-git "ON")
+
   file(DOWNLOAD https://raw.githubusercontent.com/rapidsai/rapids-cmake/branch-22.10/RAPIDS.cmake
       ${CMAKE_CURRENT_BINARY_DIR}/RAPIDS.cmake)
   include(${CMAKE_CURRENT_BINARY_DIR}/RAPIDS.cmake)
 ```
 
-This tells ``FetchContent`` to ignore the explicit url and branch in ``RAPIDS.cmake`` and use the
-ones provided.
 A few notes:
 
 - An explicitly defined ``rapids-cmake-url`` will always be used