$ git clone -n https://src.fedoraproject.org/rpms/awf-gtk3.git /var/lib/mock/f42-build-side-1-3537708-46560/root/chroot_tmpdir/scmroot/awf-gtk3
Cloning into '/var/lib/mock/f42-build-side-1-3537708-46560/root/chroot_tmpdir/scmroot/awf-gtk3'...
$ git fetch origin 47c812251c21bdf99cf1b2daef1061233f49fafe:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/awf-gtk3
 * [new ref]         47c812251c21bdf99cf1b2daef1061233f49fafe -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 47c8122 New upstream release: 3.0.0