$ git clone -n https://src.fedoraproject.org/rpms/ocspd.git /var/lib/mock/f42-build-884873-186403/root/chroot_tmpdir/scmroot/ocspd
Cloning into '/var/lib/mock/f42-build-884873-186403/root/chroot_tmpdir/scmroot/ocspd'...
$ git fetch origin c94cefb4f8e4283c57bd55a12de658c1c14cc586:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ocspd
 * [new ref]         c94cefb4f8e4283c57bd55a12de658c1c14cc586 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c94cefb Add sysusers.d config file to allow rpm to create users/groups automatically