$ git clone -n https://git.cclinux.org/stage/rpms/iperf3.git /var/lib/mock/dist-circle8-build-31703-5406/root/chroot_tmpdir/scmroot/iperf3
Cloning into '/var/lib/mock/dist-circle8-build-31703-5406/root/chroot_tmpdir/scmroot/iperf3'...
$ git reset --hard c44fc740efb493ab2086b36999131bb3a5f0c202
HEAD is now at c44fc74 import iperf3-3.5-6.el8