$ git clone -n https://src.fedoraproject.org/rpms/R-pbdZMQ.git /var/lib/mock/f31-build-74051-31073/root/chroot_tmpdir/scmroot/R-pbdZMQ
Cloning into '/var/lib/mock/f31-build-74051-31073/root/chroot_tmpdir/scmroot/R-pbdZMQ'...
$ git reset --hard 97e833fb0b4bb92e5d7ff05487d768f2b862e5d9
HEAD is now at 97e833f - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild