Add init_submodules to git_override

This is slightly different from the starlark version which has a separate init_submodules and recursive_init_submodules for historical reasons.

Closes #20937.

PiperOrigin-RevId: 600337195
Change-Id: I6e26d58f442d3e2c85feee20c14017b5a13fa588

src/main/java/com/google/devtools/build/lib/bazel/bzlmod/ModuleFileGlobals.java

@@ -1038,14 +1038,21 @@ public void archiveOverride(
             named = true,
             positional = false,
             defaultValue = "0"),
+        @Param(
+            name = "init_submodules",
+            doc = "Whether submodules in the fetched repo should be recursively initialized.",
+            named = true,
+            positional = false,
+            defaultValue = "False"),
       })
   public void gitOverride(
       String moduleName,
       String remote,
       String commit,
       Iterable<?> patches,
       Iterable<?> patchCmds,
-      StarlarkInt patchStrip)
+      StarlarkInt patchStrip,
+      boolean initSubmodules)
       throws EvalException {
     hadNonModuleCall = true;
     addOverride(
@@ -1055,7 +1062,8 @@ public void gitOverride(
             commit,
             Sequence.cast(patches, String.class, "patches").getImmutableList(),
             Sequence.cast(patchCmds, String.class, "patchCmds").getImmutableList(),
-            patchStrip.toInt("git_override.patch_strip")));
+            patchStrip.toInt("git_override.patch_strip"),
+            initSubmodules));
   }
 
   @StarlarkMethod(