$ git clone -n https://src.fedoraproject.org/forks/packit/rpms/video-downloader.git /var/lib/mock/f43-build-59120292-6571218/root/chroot_tmpdir/scmroot/video-downloader
Cloning into '/var/lib/mock/f43-build-59120292-6571218/root/chroot_tmpdir/scmroot/video-downloader'...
$ git fetch origin f9c2ad943c1b9575115f48bfec81c547156b8458:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/forks/packit/rpms/video-downloader
 * [new ref]         f9c2ad943c1b9575115f48bfec81c547156b8458 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f9c2ad9 Update to 0.12.25 upstream release