The ornamental design for a scoopholder, as shown and described.
FIG. 1 is a perspective view of a scoop holder showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a rear elevational view thereof;
FIG. 6 is a left-side elevational view thereof;
FIG. 7 is a right-side view thereof;
FIG. 8 is a perspective view of a second embodiment of FIG. 1, the only difference being the configuration of the clips, it being understood that all other surfaces are the same as those of the first embodiment; and,
FIG. 9 is a perspective view a third embodiment of FIG. 1, the only difference being the configuration of the clips, it being understood that all other surfaces are the same as those of the first embodiment.