$ git clone -n https://src.fedoraproject.org/rpms/json-c.git /var/lib/mock/f33-build-180206-45147/root/chroot_tmpdir/scmroot/json-c
Cloning into '/var/lib/mock/f33-build-180206-45147/root/chroot_tmpdir/scmroot/json-c'...
$ git reset --hard b1cb72f38b23cd2aa493f204cf85c71ff64dd0eb
HEAD is now at b1cb72f Update to recent git snapshot