$ git clone -n https://src.fedoraproject.org/rpms/python-uncertainties.git /var/lib/mock/f45-build-33505-670/root/chroot_tmpdir/scmroot/python-uncertainties
Cloning into '/var/lib/mock/f45-build-33505-670/root/chroot_tmpdir/scmroot/python-uncertainties'...
$ git fetch origin 4edae3110a1c97d7dc86633d0f4c14d6ba3055fa:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-uncertainties
 * [new ref]         4edae3110a1c97d7dc86633d0f4c14d6ba3055fa -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4edae31 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild