ERROR: You can not forcibly move tags between branches

[Neal Becker]

Trying to update uncrustify package from upstream.
Got devel done OK, but trying to update F-8 I get:

make tag build
cvs diff: [16:29:48] obtained lock in /cvs/pkgs/rpms/uncrustify/F-8
[nbecker at nbecker1 F-8]$ cvs tag  -c uncrustify-0_40-1_fc8
ERROR: The tag uncrustify-0_40-1_fc8 is already applied on a different branch
ERROR: You can not forcibly move tags between branches
uncrustify-0_30-1:devel:nbecker:1167579422
uncrustify-0_30-1_fc7:devel:nbecker:1167851084
uncrustify-0_30-1_fc5:FC-5:nbecker:1167851116
uncrustify-0_30-1_fc6:FC-6:nbecker:1167851121
uncrustify-0_35-1_fc8:devel:nbecker:1184943650
uncrustify-0_35-1_fc7:F-7:nbecker:1184944278
uncrustify-0_35-1_fc7:F-7:nbecker:1184946102
uncrustify-0_35-1_fc7:F-7:nbecker:1184949990
uncrustify-0_35-1_fc7:F-7:nbecker:1184966044
uncrustify-0_35-2_fc8:devel:jkeating:1188364241
uncrustify-0_40-1_fc8:devel:nbecker:1194365909
uncrustify-0_40-1_fc8:devel:nbecker:1194366260
uncrustify-0_40-1_fc8:devel:nbecker:1194366320
uncrustify-0_40-1_fc9:devel:nbecker:1194366430
cvs tag: Pre-tag check failed
cvs [tag aborted]: correct the above errors first!
make: *** [tag] Error 1