fgaz's comments

cabal-testsuite/cabal-testsuite.cabal

@@ -28,7 +28,7 @@ common shared
   build-depends:
     , base >= 4.6 && <4.16
     -- this needs to match the in-tree lib:Cabal version
-    , Cabal ^>= 3.6.0.0
+    , Cabal == 3.6.0.0
 
   ghc-options: -Wall -fwarn-tabs -fwarn-incomplete-uni-patterns
 

vendor/cabal-doctest-1.0.8/cabal-doctest.cabal

 name:               cabal-doctest
-version:            1.0.9
+version:            1.0.8
 x-revision:         2
 synopsis:           A Setup.hs helper for doctests running
 description: