diff --git a/pkgs/build-support/build-bazel-package/default.nix b/pkgs/build-support/build-bazel-package/default.nix
index 32cec42160f8..d4318b715ba3 100644
--- a/pkgs/build-support/build-bazel-package/default.nix
+++ b/pkgs/build-support/build-bazel-package/default.nix
@@ -71,6 +71,15 @@ in stdenv.mkDerivation (fBuildAttrs // {
       rm -rf $(find $bazelOut/external -type d -name .svn)
       rm -rf $(find $bazelOut/external -type d -name .hg)
 
+      # Removing top-level symlinks along with their markers.
+      # This is needed because they sometimes point to temporary paths (?).
+      # For example, in Tensorflow-gpu build:
+      # platforms -> NIX_BUILD_TOP/tmp/install/35282f5123611afa742331368e9ae529/_embedded_binaries/platforms
+      find $bazelOut/external -maxdepth 1 -type l | while read symlink; do
+        name="$(basename "$symlink")"
+        rm "$symlink" "$bazelOut/external/@$name.marker"
+      done
+
       # Patching symlinks to remove build directory reference
       find $bazelOut/external -type l | while read symlink; do
         new_target="$(readlink "$symlink" | sed "s,$NIX_BUILD_TOP,NIX_BUILD_TOP,")"
diff --git a/pkgs/development/python-modules/tensorflow/default.nix b/pkgs/development/python-modules/tensorflow/default.nix
index 43134fb746d8..70488a0d9dcb 100644
--- a/pkgs/development/python-modules/tensorflow/default.nix
+++ b/pkgs/development/python-modules/tensorflow/default.nix
@@ -267,9 +267,9 @@ let
 
       # cudaSupport causes fetch of ncclArchive, resulting in different hashes
       sha256 = if cudaSupport then
-        "1rbzvir569ch33bpvm47byx954vr80rjnzrbgs4rg3bqww73hr3k"
+        "19ll3f1i5qzd7ngz3m2jbxzgcrdjx5sv6kv2j5mcb8g3xsws8j5x"
       else
-        "1wnhma450zh72raiq7ddd9lyq3a056cjqiy6i7y4sidiy09ncvcg";
+        "0y9kw3k4yvrxwdy7zry7nip9mdiwyv35r6mx65g4w7qajiypfc7i";
     };
 
     buildAttrs = {
diff --git a/pkgs/development/tools/bazel-watcher/default.nix b/pkgs/development/tools/bazel-watcher/default.nix
index 51aeebb82e52..62ecc47b17bd 100644
--- a/pkgs/development/tools/bazel-watcher/default.nix
+++ b/pkgs/development/tools/bazel-watcher/default.nix
@@ -62,7 +62,7 @@ buildBazelPackage rec {
       sed -e '/^FILE:@bazel_gazelle_go_repository_tools.*/d' -i $bazelOut/external/\@*.marker
     '';
 
-    sha256 = "1i3b6kn9kq70a34wkpm8zjqj1skawdxs3r01b7r6ws1rbdnfj6mp";
+    sha256 = "0g2y283glx2ykxxqc3vsg520a6s2w5d937wndhgpfajc5yjgiz43";
   };
 
   buildAttrs = {