Revert "op: support all the linuxes!" (#38774)

Revert "op: support all the linuxes! (#38773)"

This reverts commit 33790c855c.

tools/op.sh

@@ -123,7 +123,23 @@ function op_check_git() {
 function op_check_os() {
   echo "Checking for compatible os version..."
   if [[ "$OSTYPE" == "linux-gnu"* ]]; then
-    echo -e " ↳ [${GREEN}✔${NC}] Linux detected."
+
+    if [ -f "/etc/os-release" ]; then
+      source /etc/os-release
+      case "$VERSION_CODENAME" in
+        "jammy" | "kinetic" | "noble" | "focal")
+          echo -e " ↳ [${GREEN}✔${NC}] Ubuntu $VERSION_CODENAME detected."
+          ;;
+        * )
+          echo -e " ↳ [${RED}✗${NC}] Incompatible Ubuntu version $VERSION_CODENAME detected!"
+          return 1
+          ;;
+      esac
+    else
+      echo -e " ↳ [${RED}✗${NC}] No /etc/os-release on your system. Make sure you're running on Ubuntu, or similar!"
+      return 1
+    fi
+
   elif [[ "$OSTYPE" == "darwin"* ]]; then
     echo -e " ↳ [${GREEN}✔${NC}] macOS detected."
   else
@@ -206,7 +222,6 @@ EOF
 
   echo "Pulling git lfs files..."
   st="$(date +%s)"
-  git lfs install --local
   if ! retry 3 git lfs pull; then
     echo -e " ↳ [${RED}✗${NC}] Pulling git lfs files failed!"
     return 1