diff -r a43a6d4b3be6 -r 68ed56baabf5 rust/hg-cpython/src/revlog.rs --- a/rust/hg-cpython/src/revlog.rs Tue Mar 05 15:07:04 2024 +0100 +++ b/rust/hg-cpython/src/revlog.rs Tue Mar 05 15:07:47 2024 +0100 @@ -873,7 +873,7 @@ py: Python, filtered_revs: &PyObject, ) -> PyResult { - let index = &mut *self.index(py).borrow_mut(); + let index = &*self.index(py).borrow(); let filtered_revs = rev_pyiter_collect(py, filtered_revs, index)?; if let Some(new_heads) = index