$ git clone -n https://src.fedoraproject.org/rpms/rust-pyo3-macros-backend.git /var/lib/mock/f41-build-1197820-22358/root/chroot_tmpdir/scmroot/rust-pyo3-macros-backend
Cloning into '/var/lib/mock/f41-build-1197820-22358/root/chroot_tmpdir/scmroot/rust-pyo3-macros-backend'...
$ git fetch origin 674b179e811819e51003761984be4b44e88f9875:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-pyo3-macros-backend
 * [new ref]         674b179e811819e51003761984be4b44e88f9875 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 674b179 Update to version 0.22.0; Fixes RHBZ#2293993