$ git clone -n https://src.fedoraproject.org/rpms/perl-Proc-InvokeEditor.git /var/lib/mock/f41-build-side-1-2654846-27881/root/chroot_tmpdir/scmroot/perl-Proc-InvokeEditor
Cloning into '/var/lib/mock/f41-build-side-1-2654846-27881/root/chroot_tmpdir/scmroot/perl-Proc-InvokeEditor'...
$ git fetch origin b7b0102df2f59afb6c79bea2acbe7c189928562f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Proc-InvokeEditor
 * [new ref]         b7b0102df2f59afb6c79bea2acbe7c189928562f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b7b0102 convert GPL+ or Artistic license to SPDX