import repository fail

Last nigth, i imported one repository (git://github.com/gonzoua/u-boot-pi.git), but it was created fail. When i click this repository (https://bitbucket.org/jrjang/raspberrypi_u-boot-pi), the page is directed to https://bitbucket.org/jrjang/raspberrypi_u-boot-pi. How can i remove this repository? Thanks.