nixpkgs/pkgs/development/python-modules/blspy/dont_fetch_dependencies.patch

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6922167..23d8da6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -31,29 +31,18 @@ set(CMAKE_MODULE_PATH
 include(FetchContent)
 
 FetchContent_Declare(Sodium
-  GIT_REPOSITORY https://github.com/AmineKhaldi/libsodium-cmake.git
-  # Latest commit at the moment this was added here
-  # Anchored to libsodium v1.0.18
-  GIT_TAG f73a3fe1afdc4e37ac5fe0ddd401bf521f6bba65
+  URL @sodium_src@
 )
 set(SODIUM_PCH "on" CACHE STRING "")
 set(SODIUM_DISABLE_TESTS "on" CACHE STRING "")
 set(SODIUM_CHIA_MINIMAL "on" CACHE STRING "")
 FetchContent_MakeAvailable(Sodium)
 
-if (DEFINED ENV{RELIC_MAIN})
-  set(RELIC_GIT_TAG "origin/main")
-else ()
-  # This is currently anchored to upstream aecdcae7956f542fbee2392c1f0feb0a8ac41dc5
-  set(RELIC_GIT_TAG "1d98e5abf3ca5b14fd729bd5bcced88ea70ecfd7")
-endif ()
-
 message(STATUS "Relic will be built from: ${RELIC_GIT_TAG}")
 
 FetchContent_Declare(
   relic
-  GIT_REPOSITORY https://github.com/Chia-Network/relic.git
-  GIT_TAG ${RELIC_GIT_TAG}
+  SOURCE_DIR @relic_src@
 )
 
 # Relic related options
diff --git a/python-bindings/CMakeLists.txt b/python-bindings/CMakeLists.txt
index 5a8c381..d9aa940 100644
--- a/python-bindings/CMakeLists.txt
+++ b/python-bindings/CMakeLists.txt
@@ -1,8 +1,7 @@
 
 FetchContent_Declare(
   pybind11
-  GIT_REPOSITORY https://github.com/pybind/pybind11.git
-  GIT_TAG        v2.6.2
+  SOURCE_DIR @pybind11_src@
 )
 FetchContent_MakeAvailable(pybind11 relic)
 
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 449164a..15a955e 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -37,8 +37,7 @@ install(FILES $<TARGET_FILE:bls> DESTINATION lib)
 if(BUILD_BLS_TESTS)
   FetchContent_Declare(
     Catch2
-    GIT_REPOSITORY https://github.com/catchorg/Catch2.git
-    GIT_TAG        v2.13.7
+    URL @catch2_src@
   )
   FetchContent_MakeAvailable(Catch2)
   add_executable(runtest test.cpp)