$ git clone -n https://src.fedoraproject.org/rpms/perl-GStreamer1.git /var/lib/mock/f41-build-side-1-2800819-32804/root/chroot_tmpdir/scmroot/perl-GStreamer1
Cloning into '/var/lib/mock/f41-build-side-1-2800819-32804/root/chroot_tmpdir/scmroot/perl-GStreamer1'...
$ git fetch origin 6fdf48b13543f8a60e7690f413cfe818f2783e2c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-GStreamer1
 * [new ref]         6fdf48b13543f8a60e7690f413cfe818f2783e2c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6fdf48b convert license to SPDX