$ git clone -n https://src.fedoraproject.org/rpms/gnome-tour.git /var/lib/mock/f40-build-789792-136042/root/chroot_tmpdir/scmroot/gnome-tour
Cloning into '/var/lib/mock/f40-build-789792-136042/root/chroot_tmpdir/scmroot/gnome-tour'...
$ git fetch origin c082690b2fce3f1b79b41013476b12f5dfe926d4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gnome-tour
 * [new ref]         c082690b2fce3f1b79b41013476b12f5dfe926d4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c082690 Migrate to SPDX license