tidy up error message when issue fetch fails
tidy up error message when issue fetch fails

BugTesterTest/desktops,gengjiawen/desktop,j-f1/forked-desktop,artivilla/desktop,artivilla/desktop,kactus-io/kactus,artivilla/desktop,shiftkey/desktop,BugTesterTest/desktops,desktop/desktop,shiftkey/desktop,gengjiawen/desktop,say25/desktop,j-f1/forked-desktop,kactus-io/kactus,kactus-io/kactus,gengjiawen/desktop,BugTesterTest/desktops,gengjiawen/desktop,desktop/desktop,desktop/desktop,hjobrien/desktop,say25/desktop,hjobrien/desktop,j-f1/forked-desktop,say25/desktop,hjobrien/desktop,BugTesterTest/desktops,hjobrien/desktop,shiftkey/desktop,j-f1/forked-desktop,shiftkey/desktop,desktop/desktop,say25/desktop,artivilla/desktop,kactus-io/kactus