$ git clone -n https://src.fedoraproject.org/rpms/python-mapbox-earcut.git /var/lib/mock/f45-build-31411-652/root/chroot_tmpdir/scmroot/python-mapbox-earcut
Cloning into '/var/lib/mock/f45-build-31411-652/root/chroot_tmpdir/scmroot/python-mapbox-earcut'...
$ git fetch origin 0968aaf1a6971e572f4ec05922d7088e38e7ea00:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-mapbox-earcut
 * [new ref]         0968aaf1a6971e572f4ec05922d7088e38e7ea00 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0968aaf Update to 2.1.0 upstream release