$ git clone -n https://src.fedoraproject.org/rpms/python-jiter.git /var/lib/mock/f45-build-39742-751/root/chroot_tmpdir/scmroot/python-jiter
Cloning into '/var/lib/mock/f45-build-39742-751/root/chroot_tmpdir/scmroot/python-jiter'...
$ git fetch origin 05e1306df3dc25dd9fabcd5c76b8125aea7c6f27:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-jiter
 * [new ref]         05e1306df3dc25dd9fabcd5c76b8125aea7c6f27 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 05e1306 No longer patch for maturin 1.14