$ git clone -n https://src.fedoraproject.org/rpms/gnome-sharp.git /var/lib/mock/f41-build-745398-13348/root/chroot_tmpdir/scmroot/gnome-sharp
Cloning into '/var/lib/mock/f41-build-745398-13348/root/chroot_tmpdir/scmroot/gnome-sharp'...
$ git fetch origin 062b2dc4b08c568992e2e9ca5857196e03645d4a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gnome-sharp
 * [new ref]         062b2dc4b08c568992e2e9ca5857196e03645d4a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 062b2dc Eliminate use of obsolete %patchN syntax (#2283636)