$ git clone -n https://src.fedoraproject.org/rpms/grimmer-proggy-squaresz-fonts.git /var/lib/mock/f45-build-13031-446/root/chroot_tmpdir/scmroot/grimmer-proggy-squaresz-fonts
Cloning into '/var/lib/mock/f45-build-13031-446/root/chroot_tmpdir/scmroot/grimmer-proggy-squaresz-fonts'...
$ git fetch origin bd7de1d443f43ca45ca9f0115b7893947acf4b78:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/grimmer-proggy-squaresz-fonts
 * [new ref]         bd7de1d443f43ca45ca9f0115b7893947acf4b78 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bd7de1d Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild