$ git clone -n git://pkgs.fedoraproject.org/rpms/R-Biobase /var/lib/mock/f29-build-1103-465/root/thebuilddir/tmp/scmroot/R-Biobase
Cloning into '/var/lib/mock/f29-build-1103-465/root/thebuilddir/tmp/scmroot/R-Biobase'...
$ git reset --hard b37cddf08aa590ca18258b26cfb96dac8589bea0
HEAD is now at b37cddf - Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Binutils_Mass_Rebuild