$ git clone -n https://src.fedoraproject.org/rpms/python-django-authority.git /var/lib/mock/f45-build-30334-644/root/chroot_tmpdir/scmroot/python-django-authority
Cloning into '/var/lib/mock/f45-build-30334-644/root/chroot_tmpdir/scmroot/python-django-authority'...
$ git fetch origin 66d2397daade357e95ee04cd533afd9195e96fc3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-django-authority
 * [new ref]         66d2397daade357e95ee04cd533afd9195e96fc3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 66d2397 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild