$ git clone -n https://src.fedoraproject.org/rpms/iio-sensor-proxy.git /var/lib/mock/f29-build-2690-776/root/thebuilddir/tmp/scmroot/iio-sensor-proxy
Cloning into '/var/lib/mock/f29-build-2690-776/root/thebuilddir/tmp/scmroot/iio-sensor-proxy'...
$ git reset --hard cc7bd3a554ac8853c6a9b8060357c6612081b5e4
HEAD is now at cc7bd3a Add BuildRequires: make/gcc