$ git clone -n https://src.fedoraproject.org/rpms/python-flask-migrate.git /var/lib/mock/f45-build-30728-647/root/chroot_tmpdir/scmroot/python-flask-migrate
Cloning into '/var/lib/mock/f45-build-30728-647/root/chroot_tmpdir/scmroot/python-flask-migrate'...
$ git fetch origin a94e85fdc6e72c6dc87c2a240a3e421f3daecef1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-flask-migrate
 * [new ref]         a94e85fdc6e72c6dc87c2a240a3e421f3daecef1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a94e85f Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild