create a branch release_1_0_patch from release_1_0 by cvs admin
$ cvs rtag -b -r release_1_0 release_1_0_patch project_name cvs rtag: Tagging project_name cvs rtag: Tagging project_name/dir1 cvs rtag: Tagging project_name/dir2
checkout release_1_0_patch by other user
$ cvs checkout -r release_1_0_patch project_name cvs checkout: Updating project_name U project_name/file cvs checkout: Updating project_name/dir1 U project_name/dir1/file1 cvs checkout: Updating project_name/dir2 U project_name/dir2/file1 U project_name/dir2/file2
show the status, and you can see 'Sticky Tag' is 'release_1_0_patch'
$ cvs st file =================================================================== File: file Status: Up-to-date Working revision: 1.4 Repository revision: 1.4 /home/cvsroot/project_name/file,v Commit Identifier: V0iuptfP43iETPrt Sticky Tag: release_1_0_patch (branch: 1.4.2) Sticky Date: (none) Sticky Options: (none)