$ git clone -n https://src.fedoraproject.org/rpms/rust-pyo3-macros.git /var/lib/mock/f42-build-side-1-3584377-46893/root/chroot_tmpdir/scmroot/rust-pyo3-macros
Cloning into '/var/lib/mock/f42-build-side-1-3584377-46893/root/chroot_tmpdir/scmroot/rust-pyo3-macros'...
$ git fetch origin 9027e3c9e39f64a8c9ce21ff8e4ee45f366b08a4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-pyo3-macros
 * [new ref]         9027e3c9e39f64a8c9ce21ff8e4ee45f366b08a4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9027e3c Update to version 0.25.1; Fixes RHBZ#2372593