$ git clone -n https://src.fedoraproject.org/rpms/google-rubik-fonts.git /var/lib/mock/f45-build-12888-444/root/chroot_tmpdir/scmroot/google-rubik-fonts
Cloning into '/var/lib/mock/f45-build-12888-444/root/chroot_tmpdir/scmroot/google-rubik-fonts'...
$ git fetch origin 929e10e8841639e43c5e0ed1c1baf1d676becb9f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/google-rubik-fonts
 * [new ref]         929e10e8841639e43c5e0ed1c1baf1d676becb9f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 929e10e Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild