diff --git a/pkgs/development/python-modules/torch/prefetch.sh b/pkgs/development/python-modules/torch/prefetch.sh
index f1457a2ac25e..69a879bffc7e 100755
--- a/pkgs/development/python-modules/torch/prefetch.sh
+++ b/pkgs/development/python-modules/torch/prefetch.sh
@@ -11,42 +11,42 @@ linux_cpu_bucket="https://download.pytorch.org/whl/cpu"
 darwin_bucket="https://download.pytorch.org/whl/cpu"
 
 url_and_key_list=(
-  "x86_64-linux-39 $linux_cuda_bucket/torch-${version}%2B${linux_cuda_version}-cp39-cp39-linux_x86_64.whl torch-${version}-cp39-cp39-linux_x86_64.whl"
-  "x86_64-linux-310 $linux_cuda_bucket/torch-${version}%2B${linux_cuda_version}-cp310-cp310-linux_x86_64.whl torch-${version}-cp310-cp310-linux_x86_64.whl"
-  "x86_64-linux-311 $linux_cuda_bucket/torch-${version}%2B${linux_cuda_version}-cp311-cp311-linux_x86_64.whl torch-${version}-cp311-cp311-linux_x86_64.whl"
-  "x86_64-linux-312 $linux_cuda_bucket/torch-${version}%2B${linux_cuda_version}-cp312-cp312-linux_x86_64.whl torch-${version}-cp312-cp312-linux_x86_64.whl"
-  "x86_64-linux-313 $linux_cuda_bucket/torch-${version}%2B${linux_cuda_version}-cp313-cp313-linux_x86_64.whl torch-${version}-cp313-cp313-linux_x86_64.whl"
-  "aarch64-darwin-39 $darwin_bucket/torch-${version}-cp39-none-macosx_11_0_arm64.whl torch-${version}-cp39-none-macosx_11_0_arm64.whl"
-  "aarch64-darwin-310 $darwin_bucket/torch-${version}-cp310-none-macosx_11_0_arm64.whl torch-${version}-cp310-none-macosx_11_0_arm64.whl"
-  "aarch64-darwin-311 $darwin_bucket/torch-${version}-cp311-none-macosx_11_0_arm64.whl torch-${version}-cp311-none-macosx_11_0_arm64.whl"
-  "aarch64-darwin-312 $darwin_bucket/torch-${version}-cp312-none-macosx_11_0_arm64.whl torch-${version}-cp312-none-macosx_11_0_arm64.whl"
-  "aarch64-darwin-313 $darwin_bucket/torch-${version}-cp313-none-macosx_11_0_arm64.whl torch-${version}-cp313-none-macosx_11_0_arm64.whl"
-  "aarch64-linux-39 $linux_cpu_bucket/torch-${version}%2Bcpu-cp39-cp39-manylinux_2_28_aarch64.whl torch-${version}-cp39-cp39-manylinux_2_28_aarch64.whl"
-  "aarch64-linux-310 $linux_cpu_bucket/torch-${version}%2Bcpu-cp310-cp310-manylinux_2_28_aarch64.whl torch-${version}-cp310-cp310-manylinux_2_28_aarch64.whl"
-  "aarch64-linux-311 $linux_cpu_bucket/torch-${version}%2Bcpu-cp311-cp311-manylinux_2_28_aarch64.whl torch-${version}-cp311-cp311-manylinux_2_28_aarch64.whl"
-  "aarch64-linux-312 $linux_cpu_bucket/torch-${version}%2Bcpu-cp312-cp312-manylinux_2_28_aarch64.whl torch-${version}-cp312-cp312-manylinux_2_28_aarch64.whl"
-  "aarch64-linux-313 $linux_cpu_bucket/torch-${version}%2Bcpu-cp313-cp313-manylinux_2_28_aarch64.whl torch-${version}-cp313-cp313-manylinux_2_28_aarch64.whl"
+    "x86_64-linux-39 $linux_cuda_bucket/torch-${version}%2B${linux_cuda_version}-cp39-cp39-linux_x86_64.whl torch-${version}-cp39-cp39-linux_x86_64.whl"
+    "x86_64-linux-310 $linux_cuda_bucket/torch-${version}%2B${linux_cuda_version}-cp310-cp310-linux_x86_64.whl torch-${version}-cp310-cp310-linux_x86_64.whl"
+    "x86_64-linux-311 $linux_cuda_bucket/torch-${version}%2B${linux_cuda_version}-cp311-cp311-linux_x86_64.whl torch-${version}-cp311-cp311-linux_x86_64.whl"
+    "x86_64-linux-312 $linux_cuda_bucket/torch-${version}%2B${linux_cuda_version}-cp312-cp312-linux_x86_64.whl torch-${version}-cp312-cp312-linux_x86_64.whl"
+    "x86_64-linux-313 $linux_cuda_bucket/torch-${version}%2B${linux_cuda_version}-cp313-cp313-linux_x86_64.whl torch-${version}-cp313-cp313-linux_x86_64.whl"
+    "aarch64-darwin-39 $darwin_bucket/torch-${version}-cp39-none-macosx_11_0_arm64.whl torch-${version}-cp39-none-macosx_11_0_arm64.whl"
+    "aarch64-darwin-310 $darwin_bucket/torch-${version}-cp310-none-macosx_11_0_arm64.whl torch-${version}-cp310-none-macosx_11_0_arm64.whl"
+    "aarch64-darwin-311 $darwin_bucket/torch-${version}-cp311-none-macosx_11_0_arm64.whl torch-${version}-cp311-none-macosx_11_0_arm64.whl"
+    "aarch64-darwin-312 $darwin_bucket/torch-${version}-cp312-none-macosx_11_0_arm64.whl torch-${version}-cp312-none-macosx_11_0_arm64.whl"
+    "aarch64-darwin-313 $darwin_bucket/torch-${version}-cp313-none-macosx_11_0_arm64.whl torch-${version}-cp313-none-macosx_11_0_arm64.whl"
+    "aarch64-linux-39 $linux_cpu_bucket/torch-${version}%2Bcpu-cp39-cp39-manylinux_2_28_aarch64.whl torch-${version}-cp39-cp39-manylinux_2_28_aarch64.whl"
+    "aarch64-linux-310 $linux_cpu_bucket/torch-${version}%2Bcpu-cp310-cp310-manylinux_2_28_aarch64.whl torch-${version}-cp310-cp310-manylinux_2_28_aarch64.whl"
+    "aarch64-linux-311 $linux_cpu_bucket/torch-${version}%2Bcpu-cp311-cp311-manylinux_2_28_aarch64.whl torch-${version}-cp311-cp311-manylinux_2_28_aarch64.whl"
+    "aarch64-linux-312 $linux_cpu_bucket/torch-${version}%2Bcpu-cp312-cp312-manylinux_2_28_aarch64.whl torch-${version}-cp312-cp312-manylinux_2_28_aarch64.whl"
+    "aarch64-linux-313 $linux_cpu_bucket/torch-${version}%2Bcpu-cp313-cp313-manylinux_2_28_aarch64.whl torch-${version}-cp313-cp313-manylinux_2_28_aarch64.whl"
 )
 
 hashfile="binary-hashes-$version.nix"
-echo "  \"$version\" = {" >> $hashfile
+echo "  \"$version\" = {" >>$hashfile
 
 for url_and_key in "${url_and_key_list[@]}"; do
-  key=$(echo "$url_and_key" | cut -d' ' -f1)
-  url=$(echo "$url_and_key" | cut -d' ' -f2)
-  name=$(echo "$url_and_key" | cut -d' ' -f3)
+    key=$(echo "$url_and_key" | cut -d' ' -f1)
+    url=$(echo "$url_and_key" | cut -d' ' -f2)
+    name=$(echo "$url_and_key" | cut -d' ' -f3)
 
-  echo "prefetching ${url}..."
-  hash=$(nix hash convert --hash-algo sha256 `nix-prefetch-url "$url" --name "$name"`)
+    echo "prefetching ${url}..."
+    hash=$(nix hash convert --hash-algo sha256 $(nix-prefetch-url "$url" --name "$name"))
 
-  echo "    $key = {" >> $hashfile
-  echo "      name = \"$name\";" >> $hashfile
-  echo "      url = \"$url\";" >> $hashfile
-  echo "      hash = \"$hash\";" >> $hashfile
-  echo "    };" >> $hashfile
+    echo "    $key = {" >>$hashfile
+    echo "      name = \"$name\";" >>$hashfile
+    echo "      url = \"$url\";" >>$hashfile
+    echo "      hash = \"$hash\";" >>$hashfile
+    echo "    };" >>$hashfile
 
-  echo
+    echo
 done
 
-echo "  };" >> $hashfile
+echo "  };" >>$hashfile
 echo "done."