$ git clone -n https://src.fedoraproject.org/rpms/badwolf.git /var/lib/mock/f41-build-side-1-2632194-25777/root/chroot_tmpdir/scmroot/badwolf
Cloning into '/var/lib/mock/f41-build-side-1-2632194-25777/root/chroot_tmpdir/scmroot/badwolf'...
$ git fetch origin dda95cb91e7bfc0b5b7a5619e6dfd3a4cad7f23a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/badwolf
 * [new ref]         dda95cb91e7bfc0b5b7a5619e6dfd3a4cad7f23a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dda95cb convert license to SPDX