$ git clone -n https://src.fedoraproject.org/rpms/R-bit64.git /var/lib/mock/f31-build-97031-32908/root/chroot_tmpdir/scmroot/R-bit64
Cloning into '/var/lib/mock/f31-build-97031-32908/root/chroot_tmpdir/scmroot/R-bit64'...
$ git reset --hard a216a4445990a62175e2e3c4833b0af2753b500f
HEAD is now at a216a44 Remove explicit dependencies provided by automatic dependency generator.