Update docs for primary branch rename to "main"

content/en/docs/contribute/participate/_index.md

@@ -73,8 +73,8 @@ two [prow plugins](https://github.com/kubernetes/test-infra/tree/master/prow/plu
 - approve
 
 These two plugins use the
-[OWNERS](https://github.com/kubernetes/website/blob/master/OWNERS) and
-[OWNERS_ALIASES](https://github.com/kubernetes/website/blob/master/OWNERS_ALIASES)
+[OWNERS](https://github.com/kubernetes/website/blob/main/OWNERS) and
+[OWNERS_ALIASES](https://github.com/kubernetes/website/blob/main/OWNERS_ALIASES)
 files in the top level of the `kubernetes/website` GitHub repository to control
 how prow works within the repository.
 

content/en/docs/contribute/participate/pr-wranglers.md

@@ -44,8 +44,8 @@ These queries exclude localization PRs. All queries are against the main branch
   Lists PRs that need an LGTM from a member. If the PR needs technical review, loop in one of the reviewers suggested by the bot. If the content needs work, add suggestions and feedback in-line.
 - [Has LGTM, needs docs approval](https://github.com/kubernetes/website/pulls?q=is%3Aopen+is%3Apr+-label%3Ado-not-merge%2Fwork-in-progress+-label%3Ado-not-merge%2Fhold+label%3Alanguage%2Fen+label%3Algtm+):
   Lists PRs that need an `/approve` comment to merge.
-- [Quick Wins](https://github.com/kubernetes/website/pulls?utf8=%E2%9C%93&q=is%3Apr+is%3Aopen+base%3Amaster+-label%3A%22do-not-merge%2Fwork-in-progress%22+-label%3A%22do-not-merge%2Fhold%22+label%3A%22cncf-cla%3A+yes%22+label%3A%22size%2FXS%22+label%3A%22language%2Fen%22): Lists PRs against the main branch with no clear blockers. (change "XS" in the size label as you work through the PRs [XS, S, M, L, XL, XXL]).
-- [Not against the main branch](https://github.com/kubernetes/website/pulls?q=is%3Aopen+is%3Apr+label%3Alanguage%2Fen+-base%3Amaster): If the PR is against a `dev-` branch, it's for an upcoming release. Assign the [docs release manager](https://github.com/kubernetes/sig-release/tree/master/release-team#kubernetes-release-team-roles) using: `/assign @<manager's_github-username>`. If the PR is against an old branch, help the author figure out whether it's targeted against the best branch.
+- [Quick Wins](https://github.com/kubernetes/website/pulls?utf8=%E2%9C%93&q=is%3Apr+is%3Aopen+base%3Amain+-label%3A%22do-not-merge%2Fwork-in-progress%22+-label%3A%22do-not-merge%2Fhold%22+label%3A%22cncf-cla%3A+yes%22+label%3A%22size%2FXS%22+label%3A%22language%2Fen%22): Lists PRs against the main branch with no clear blockers. (change "XS" in the size label as you work through the PRs [XS, S, M, L, XL, XXL]).
+- [Not against the primary branch](https://github.com/kubernetes/website/pulls?q=is%3Aopen+is%3Apr+label%3Alanguage%2Fen+-base%3Amain): If the PR is against a `dev-` branch, it's for an upcoming release. Assign the [docs release manager](https://github.com/kubernetes/sig-release/tree/master/release-team#kubernetes-release-team-roles) using: `/assign @<manager's_github-username>`. If the PR is against an old branch, help the author figure out whether it's targeted against the best branch.
 
 ### Helpful Prow commands for wranglers
 

content/en/docs/contribute/participate/roles-and-responsibilities.md

@@ -147,7 +147,7 @@ separately for reviewer status in SIG Docs.
 To apply:
 
 1. Open a pull request that adds your GitHub user name to a section of the
-   [OWNERS_ALIASES](https://github.com/kubernetes/website/blob/master/OWNERS) file
+   [OWNERS_ALIASES](https://github.com/kubernetes/website/blob/main/OWNERS) file
    in the `kubernetes/website` repository.
 
    {{< note >}}
@@ -219,7 +219,7 @@ separately for approver status in SIG Docs.
 To apply:
 
 1. Open a pull request adding yourself to a section of the
-   [OWNERS_ALIASES](https://github.com/kubernetes/website/blob/master/OWNERS)
+   [OWNERS_ALIASES](https://github.com/kubernetes/website/blob/main/OWNERS)
    file in the `kubernetes/website` repository.
 
     {{< note >}}