$ git clone -n git://pkgs.fedoraproject.org/rpms/R-Rsolid /var/lib/mock/f29-build-1057-457/root/thebuilddir/tmp/scmroot/R-Rsolid
Cloning into '/var/lib/mock/f29-build-1057-457/root/thebuilddir/tmp/scmroot/R-Rsolid'...
$ git reset --hard b81c3f1649ccb8ef084209f469969e82ea25df07
HEAD is now at b81c3f1 - Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Binutils_Mass_Rebuild