$ git clone -n https://src.fedoraproject.org/rpms/alphabet-soup.git /var/lib/mock/f41-build-1034216-18618/root/chroot_tmpdir/scmroot/alphabet-soup
Cloning into '/var/lib/mock/f41-build-1034216-18618/root/chroot_tmpdir/scmroot/alphabet-soup'...
$ git fetch origin f8482a0c858ff385ac2f1640e31a91194c17d359:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/alphabet-soup
 * [new ref]         f8482a0c858ff385ac2f1640e31a91194c17d359 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f8482a0 Eliminate use of obsolete %patchN syntax (#2283636)