$ git clone -n https://src.fedoraproject.org/rpms/R-pbdZMQ.git /var/lib/mock/f31-build-99145-33126/root/thebuilddir/tmp/scmroot/R-pbdZMQ
Cloning into '/var/lib/mock/f31-build-99145-33126/root/thebuilddir/tmp/scmroot/R-pbdZMQ'...
$ git reset --hard e912305068ca54078ca2c8267bbe0b9dfdfbd897
HEAD is now at e912305 Remove explicit dependencies provided by automatic dependency generator.