Right-click > TortoiseSVN > "Switch..."

C:svnEGS>svn switch file:///c:/repositories/repo2/releases/r2019
svn: E155025: 'svn switch' does not support switching a working copy to a different repository
svn: E155025: 'file:///C:/Repositories/repo2/trunk'
is not the same repository as
'file:///C:/repositories/repo2'

svn switch file:///C:/Repositories/repo2/releases/r2019