$ git clone -n https://src.fedoraproject.org/rpms/dxf2gcode.git /var/lib/mock/f45-build-7861-370/root/chroot_tmpdir/scmroot/dxf2gcode
Cloning into '/var/lib/mock/f45-build-7861-370/root/chroot_tmpdir/scmroot/dxf2gcode'...
$ git fetch origin 5fb8e2cb574c88e76709d5bf76dd5b63caab01ff:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/dxf2gcode
 * [new ref]         5fb8e2cb574c88e76709d5bf76dd5b63caab01ff -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5fb8e2c Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild