$ git clone -n https://src.fedoraproject.org/rpms/sdrpp.git /var/lib/mock/f41-build-side-1-2771243-32218/root/chroot_tmpdir/scmroot/sdrpp
Cloning into '/var/lib/mock/f41-build-side-1-2771243-32218/root/chroot_tmpdir/scmroot/sdrpp'...
$ git fetch origin 74925cb4d46a8e011bd6e1b19d08b2f20574064e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/sdrpp
 * [new ref]         74925cb4d46a8e011bd6e1b19d08b2f20574064e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 74925cb convert license to SPDX