Re: [PATCH v4 1/5] refs: introduce `is_pseudoref()` and `is_headref()`

Karthik Nayak [off-list ref] writes:

+	if (ends_with(refname, "_HEAD")) {
+		refs_resolve_ref_unsafe(refs, refname,
+   					RESOLVE_REF_READING | RESOLVE_REF_NO_RECURSE,
+   					&oid, NULL);
+   		return !is_null_oid(&oid);
+	}

FYI. I see

.git/rebase-apply/patch:31: space before tab in indent.
   					RESOLVE_REF_READING | RESOLVE_REF_NO_RECURSE,
.git/rebase-apply/patch:32: space before tab in indent.
   					&oid, NULL);
.git/rebase-apply/patch:33: space before tab in indent.
   		return !is_null_oid(&oid);

around here.