$ git clone -n https://src.fedoraproject.org/rpms/R-Rcpp.git /var/lib/mock/f31-build-49806-27348/root/chroot_tmpdir/scmroot/R-Rcpp
Cloning into '/var/lib/mock/f31-build-49806-27348/root/chroot_tmpdir/scmroot/R-Rcpp'...
$ git reset --hard 864f993e0901b1d8a0ef5157743f9bd8d0bd72aa
HEAD is now at 864f993 Update to 1.0.1