$ git clone -n https://src.fedoraproject.org/rpms/gnome-terminal.git /var/lib/mock/f40-build-2474542-61559/root/chroot_tmpdir/scmroot/gnome-terminal
Cloning into '/var/lib/mock/f40-build-2474542-61559/root/chroot_tmpdir/scmroot/gnome-terminal'...
$ git fetch origin 3d7dbd016c8c3492191f8a29ca4eced76eeda082:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gnome-terminal
 * [new ref]         3d7dbd016c8c3492191f8a29ca4eced76eeda082 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3d7dbd0 Migrate to rpm-autospec