$ git clone -n https://src.fedoraproject.org/rpms/libcacard.git /var/lib/mock/f41-build-side-1-2644399-26999/root/chroot_tmpdir/scmroot/libcacard
Cloning into '/var/lib/mock/f41-build-side-1-2644399-26999/root/chroot_tmpdir/scmroot/libcacard'...
$ git fetch origin 0d7bb0e399733b6cef430a300b71fe8adf64a8d6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libcacard
 * [new ref]         0d7bb0e399733b6cef430a300b71fe8adf64a8d6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0d7bb0e convert license to SPDX