$ git clone -n https://src.fedoraproject.org/rpms/python-daphne.git /var/lib/mock/f40-build-2078482-49598/root/chroot_tmpdir/scmroot/python-daphne
Cloning into '/var/lib/mock/f40-build-2078482-49598/root/chroot_tmpdir/scmroot/python-daphne'...
$ git fetch origin 76eac7c267307587f5eb6b272b62c6c5038e2233:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-daphne
 * [new ref]         76eac7c267307587f5eb6b272b62c6c5038e2233 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 76eac7c Update to version 4.0.0 rhbz#2121380