$ git clone -n https://src.fedoraproject.org/rpms/fonts-compare.git /var/lib/mock/f38-build-side-42-init-devel-888522-28507/root/chroot_tmpdir/scmroot/fonts-compare
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-888522-28507/root/chroot_tmpdir/scmroot/fonts-compare'...
$ git fetch origin 475f752fc8bcccd6093405f1988694dd266e325f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/fonts-compare
 * [new ref]         475f752fc8bcccd6093405f1988694dd266e325f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 475f752 gtk4 dependency added, help text added