$ git clone -n https://src.fedoraproject.org/rpms/rust-pyo3-macros-backend0.15.git /var/lib/mock/f38-build-side-43-rust-devel-1418310-31459/root/chroot_tmpdir/scmroot/rust-pyo3-macros-backend0.15
Cloning into '/var/lib/mock/f38-build-side-43-rust-devel-1418310-31459/root/chroot_tmpdir/scmroot/rust-pyo3-macros-backend0.15'...
$ git fetch origin 0b235867c0764c46b1c3ee91660f03cf9794ef30:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-pyo3-macros-backend0.15
 * [new ref]         0b235867c0764c46b1c3ee91660f03cf9794ef30 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0b23586 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild