$ git clone -n https://src.fedoraproject.org/rpms/video-downloader.git /var/lib/mock/f40-build-2044665-48732/root/chroot_tmpdir/scmroot/video-downloader
Cloning into '/var/lib/mock/f40-build-2044665-48732/root/chroot_tmpdir/scmroot/video-downloader'...
$ git fetch origin a4c5035b8abf328a774b4546dd4f68ed416b239c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/video-downloader
 * [new ref]         a4c5035b8abf328a774b4546dd4f68ed416b239c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a4c5035 license: Convert to SPDX