$ git clone -n https://src.fedoraproject.org/rpms/python-django-haystack.git /var/lib/mock/f39-build-1574873-37905/root/chroot_tmpdir/scmroot/python-django-haystack
Cloning into '/var/lib/mock/f39-build-1574873-37905/root/chroot_tmpdir/scmroot/python-django-haystack'...
$ git fetch origin 5e167ce3f7b1ac73c21e7a1dd2c56a4e411ad78e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-django-haystack
 * [new ref]         5e167ce3f7b1ac73c21e7a1dd2c56a4e411ad78e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5e167ce Update to 3.2.1