$ git clone -n https://src.fedoraproject.org/rpms/tomoe-gtk.git /var/lib/mock/f41-build-725852-13123/root/chroot_tmpdir/scmroot/tomoe-gtk
Cloning into '/var/lib/mock/f41-build-725852-13123/root/chroot_tmpdir/scmroot/tomoe-gtk'...
$ git fetch origin 4684abebf1a9ebfd470cc1984cf9a7b9cf6f7c94:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/tomoe-gtk
 * [new ref]         4684abebf1a9ebfd470cc1984cf9a7b9cf6f7c94 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4684abe Eliminate use of obsolete %patchN syntax (#2283636)