$ git clone -n https://src.fedoraproject.org/rpms/duel3.git /var/lib/mock/f41-build-1072481-19725/root/chroot_tmpdir/scmroot/duel3
Cloning into '/var/lib/mock/f41-build-1072481-19725/root/chroot_tmpdir/scmroot/duel3'...
$ git fetch origin 1c0ba2be5cedd0050bb77dbf8f4760e09ef1b276:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/duel3
 * [new ref]         1c0ba2be5cedd0050bb77dbf8f4760e09ef1b276 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1c0ba2b Eliminate use of obsolete %patchN syntax (#2283636)