$ git clone -n https://src.fedoraproject.org/rpms/river.git /var/lib/mock/f37-build-side-32-misc-devel-343548-15520/root/chroot_tmpdir/scmroot/river
Cloning into '/var/lib/mock/f37-build-side-32-misc-devel-343548-15520/root/chroot_tmpdir/scmroot/river'...
$ git reset --hard cf7e74aefde91b45826f0931092755d0190d8f75
HEAD is now at cf7e74a Update to 0.2.1