$ git clone -n https://src.fedoraproject.org/rpms/python-cssutils.git /var/lib/mock/f45-build-30186-643/root/chroot_tmpdir/scmroot/python-cssutils
Cloning into '/var/lib/mock/f45-build-30186-643/root/chroot_tmpdir/scmroot/python-cssutils'...
$ git fetch origin f890a87d7db7b75c02aa2ba942723a33a841dcb6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-cssutils
 * [new ref]         f890a87d7db7b75c02aa2ba942723a33a841dcb6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f890a87 Stop tracking an unused patch file in dist-git