$ git clone -n https://src.fedoraproject.org/rpms/ntpd-rs.git /var/lib/mock/f40-build-1778243-24804/root/chroot_tmpdir/scmroot/ntpd-rs
Cloning into '/var/lib/mock/f40-build-1778243-24804/root/chroot_tmpdir/scmroot/ntpd-rs'...
$ git fetch origin 014b81de92f03913db407ca7b58bbf073f2461cf:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ntpd-rs
 * [new ref]         014b81de92f03913db407ca7b58bbf073f2461cf -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 014b81d Update to version 1.2.0; Fixes RHBZ#2295635