fix: Don't print scary messages during on disk fixups

Author: claytonrcarter

git-branchless-lib/src/core/rewrite/plan.rs

@@ -152,7 +152,6 @@ impl ToString for RebaseCommand {
                         // the rewritten version of original_commit_oid.
                         let cleanup_plan = vec![
                             format!("exec git commit --amend --no-edit --reuse-message {original_commit_oid}"),
-                            // FIXME This is causing "Skipping commit (was already applied upstream)" to be displayed for each fixup commit
                             // FIXME I'm assuming that $(...) is not portable and will need to be changed
                             "exec git branchless hook-skip-upstream-applied-commit $(git rev-parse @{1})".to_string(),
                             format!("exec git branchless hook-skip-upstream-applied-commit {original_commit_oid} $(git rev-parse HEAD)")

git-branchless-lib/src/core/rewrite/rewrite_hooks.rs

@@ -495,13 +495,16 @@ pub fn hook_skip_upstream_applied_commit(
 ) -> eyre::Result<()> {
     let repo = Repo::from_current_dir()?;
     let commit = repo.find_commit_or_fail(commit_oid)?;
-    writeln!(
-        effects.get_output_stream(),
-        "Skipping commit (was already applied upstream): {}",
-        effects
-            .get_glyphs()
-            .render(commit.friendly_describe(effects.get_glyphs())?)?
-    )?;
+
+    if let MaybeZeroOid::Zero = rewritten_oid {
+        writeln!(
+            effects.get_output_stream(),
+            "Skipping commit (was already applied upstream): {}",
+            effects
+                .get_glyphs()
+                .render(commit.friendly_describe(effects.get_glyphs())?)?
+        )?;
+    }
 
     if let Some(orig_head_reference) = repo.find_reference(&"ORIG_HEAD".into())? {
         let resolved_orig_head = repo.resolve_reference(&orig_head_reference)?;