$ git clone -n https://src.fedoraproject.org/rpms/R-dplyr.git /var/lib/mock/f31-build-108346-33833/root/chroot_tmpdir/scmroot/R-dplyr
Cloning into '/var/lib/mock/f31-build-108346-33833/root/chroot_tmpdir/scmroot/R-dplyr'...
$ git reset --hard 25cd0d8b9e226e599e29d90a60b37f046014775d
HEAD is now at 25cd0d8 Merge branch 'f30'