$ git clone -n https://src.fedoraproject.org/rpms/ezstream.git /var/lib/mock/f41-build-side-1-2635076-26094/root/chroot_tmpdir/scmroot/ezstream
Cloning into '/var/lib/mock/f41-build-side-1-2635076-26094/root/chroot_tmpdir/scmroot/ezstream'...
$ git fetch origin 86c40c2b153bd52f00e343c96c1f62281c62e6e2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ezstream
 * [new ref]         86c40c2b153bd52f00e343c96c1f62281c62e6e2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 86c40c2 convert license to SPDX