$ git clone -n https://src.fedoraproject.org/rpms/nfdump.git /var/lib/mock/f33-build-126773-40128/root/chroot_tmpdir/scmroot/nfdump
Cloning into '/var/lib/mock/f33-build-126773-40128/root/chroot_tmpdir/scmroot/nfdump'...
$ git reset --hard b593c426ba0fb1d8b220b018ec43ab1529674416
HEAD is now at b593c42 nfdump: 1.6.19 release