$ git clone -n https://src.fedoraproject.org/rpms/perl-DBIx-Class-Helpers.git /var/lib/mock/f41-build-side-1-2931585-35142/root/chroot_tmpdir/scmroot/perl-DBIx-Class-Helpers
Cloning into '/var/lib/mock/f41-build-side-1-2931585-35142/root/chroot_tmpdir/scmroot/perl-DBIx-Class-Helpers'...
$ git fetch origin 263bc7e366c313d76deb9c70a09c8cbb0dd52465:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-DBIx-Class-Helpers
 * [new ref]         263bc7e366c313d76deb9c70a09c8cbb0dd52465 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 263bc7e convert GPL+ or Artistic license to SPDX