$ git clone -n https://src.fedoraproject.org/rpms/python-omemo.git /var/lib/mock/f45-build-31783-655/root/chroot_tmpdir/scmroot/python-omemo
Cloning into '/var/lib/mock/f45-build-31783-655/root/chroot_tmpdir/scmroot/python-omemo'...
$ git fetch origin 4e1edb4535eeb4b5ebfa6e11c7e74c85cba55896:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-omemo
 * [new ref]         4e1edb4535eeb4b5ebfa6e11c7e74c85cba55896 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4e1edb4 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild