From ccde6f80488cd91d47e00ca97e9b23263f7ef939 Mon Sep 17 00:00:00 2001
From: Alex Turbov <i.zaufi@gmail.com>
Date: Fri, 29 Dec 2023 18:25:01 -0500
Subject: CPack/NuGet: Add support for repository tag

Fixes: #23703
---
 Modules/Internal/CPack/CPack.NuGet.nuspec.in |  1 +
 Modules/Internal/CPack/CPackNuGet.cmake      | 18 ++++++++++++++++++
 2 files changed, 19 insertions(+)

diff --git a/Modules/Internal/CPack/CPack.NuGet.nuspec.in b/Modules/Internal/CPack/CPack.NuGet.nuspec.in
index f54a3f5..4548a59 100644
--- a/Modules/Internal/CPack/CPack.NuGet.nuspec.in
+++ b/Modules/Internal/CPack/CPack.NuGet.nuspec.in
@@ -22,6 +22,7 @@
         @_CPACK_NUGET_COPYRIGHT_TAG@
         @_CPACK_NUGET_LANGUAGE_TAG@
         @_CPACK_NUGET_TAGS_TAG@
+        @_CPACK_NUGET_REPOSITORY_TAG@
         @_CPACK_NUGET_DEPENDENCIES_TAG@
     </metadata>
     @_CPACK_NUGET_FILES_TAG@
diff --git a/Modules/Internal/CPack/CPackNuGet.cmake b/Modules/Internal/CPack/CPackNuGet.cmake
index bd482bd..67f318a 100644
--- a/Modules/Internal/CPack/CPackNuGet.cmake
+++ b/Modules/Internal/CPack/CPackNuGet.cmake
@@ -297,6 +297,24 @@ function(_cpack_nuget_render_spec)
     # NuGet >= 5.10
     _cpack_nuget_variable_fallback_and_wrap_into_element(readme README)
 
+    set(_CPACK_NUGET_REPOSITORY_TAG)
+    _cpack_nuget_variable_fallback(_repo_type REPOSITORY_TYPE)
+    _cpack_nuget_variable_fallback(_repo_url REPOSITORY_URL)
+    if(_repo_type AND _repo_url)
+        set(_CPACK_NUGET_REPOSITORY_TAG "<repository type=\"${_repo_type}\" url=\"${_repo_url}\"")
+        _cpack_nuget_variable_fallback(_repo_br REPOSITORY_BRANCH)
+        if(_repo_br)
+            string(APPEND _CPACK_NUGET_REPOSITORY_TAG " branch=\"${_repo_br}\"")
+        endif()
+        _cpack_nuget_variable_fallback(_repo_commit REPOSITORY_COMMIT)
+        if(_repo_commit)
+            string(APPEND _CPACK_NUGET_REPOSITORY_TAG " commit=\"${_repo_commit}\"")
+        endif()
+        string(APPEND _CPACK_NUGET_REPOSITORY_TAG " />")
+    else()
+        message(AUTHOR_WARNING "Skip adding the `<repository .../>` element due to missing URL or type")
+    endif()
+
     # Handle dependencies
     _cpack_nuget_variable_fallback(_deps DEPENDENCIES)
     set(_collected_deps)
-- 
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