fix(GitModule): add enable_lfs param to git.origin

- "false" by default
- value passed to call to GitOrigin.newGitOrigin, just like for github_origin
- allows for LFS usage with any Git backend that supports LFS, e.g. GitLab

Co-authored-by: Ashraful Islam <ashraful@presagetech.com>

Author: Algomorph

java/com/google/copybara/git/GitModule.java

@@ -297,6 +297,12 @@ public GitModule(Options options) {
                     + " fall back to the 'ref' param.\n"
                     + "This is intended to help migrating to the new standard of using 'main'"
                     + " without breaking users relying on the legacy default."),
+        @Param(
+                name = "enable_lfs",
+                defaultValue = "False",
+                named = true,
+                positional = false,
+                doc = "If true, Large File Storage support is enabled for the origin."),
         @Param(
             name = "credentials",
             allowedTypes = {
@@ -322,6 +328,7 @@ public GitOrigin origin(
       Object describeVersion,
       Object versionSelector,
       Boolean primaryBranchMigration,
+      Boolean enableLfs,
       @Nullable Object credentials,
       StarlarkThread thread)
       throws EvalException {
@@ -360,7 +367,7 @@ public GitOrigin origin(
             ? githubPostSubmitApprovalsProvider(
                 fixedUrl, SkylarkUtil.convertOptionalString(ref), credentialHandler)
             : approvalsProvider(url),
-        /* enableLfs= */ false,
+        enableLfs,
         credentialHandler
     );
   }