$ git clone -n https://src.fedoraproject.org/rpms/ncl.git /var/lib/mock/f41-build-756175-13417/root/chroot_tmpdir/scmroot/ncl
Cloning into '/var/lib/mock/f41-build-756175-13417/root/chroot_tmpdir/scmroot/ncl'...
$ git fetch origin 22389fece818bbe07753afa8d61249c8ae2a7d89:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ncl
 * [new ref]         22389fece818bbe07753afa8d61249c8ae2a7d89 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 22389fe Eliminate use of obsolete %patchN syntax (#2283636)