$ git clone -n https://src.fedoraproject.org/rpms/R-backports.git /var/lib/mock/f31-build-97009-32906/root/chroot_tmpdir/scmroot/R-backports
Cloning into '/var/lib/mock/f31-build-97009-32906/root/chroot_tmpdir/scmroot/R-backports'...
$ git reset --hard d88f98e0768f789216fc2978ad2f91cb71dd2c01
HEAD is now at d88f98e Remove explicit dependencies provided by automatic dependency generator.