Seting repo to official geometry repo again.

external/InstallGeometry.cmake

 set(GEOMETRY_VERSION 151fcb9356610da62d91eeb7d5f4ef3d418b0cae)
 
-set(GEOMETRY_SRC_URL "https://git.cbm.gsi.de/e.clerkin/cbmroot_geometry.git")
+set(GEOMETRY_SRC_URL "https://git.cbm.gsi.de/CbmSoft/cbmroot_geometry.git")
 
 download_project_if_needed(PROJECT         Geometry_source
                            GIT_REPOSITORY  ${GEOMETRY_SRC_URL}