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docs: clarify cli help for the --tag option #3454

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Oct 23, 2025
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docs: clarify cli help for the --tag option #3454

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2 changes: 1 addition & 1 deletion commands/build.go
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Expand Up @@ -551,7 +551,7 @@ func buildCmd(dockerCli command.Cli, rootOpts *rootOptions, debugger debuggerOpt

flags.StringArrayVar(&options.ssh, "ssh", []string{}, `SSH agent socket or keys to expose to the build (format: "default|<id>[=<socket>|<key>[,<key>]]")`)

flags.StringArrayVarP(&options.tags, "tag", "t", []string{}, `Name and optionally a tag (format: "name:tag")`)
flags.StringArrayVarP(&options.tags, "tag", "t", []string{}, `Image identifier (format: "[registry/]repository[:tag]")`)

flags.StringVar(&options.target, "target", "", "Set the target build stage to build")

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2 changes: 1 addition & 1 deletion docs/reference/buildx_build.md
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Expand Up @@ -47,7 +47,7 @@ Start a build
| [`--secret`](#secret) | `stringArray` | | Secret to expose to the build (format: `id=mysecret[,src=/local/secret]`) |
| [`--shm-size`](#shm-size) | `bytes` | `0` | Shared memory size for build containers |
| [`--ssh`](#ssh) | `stringArray` | | SSH agent socket or keys to expose to the build (format: `default\|<id>[=<socket>\|<key>[,<key>]]`) |
| [`-t`](#tag), [`--tag`](#tag) | `stringArray` | | Name and optionally a tag (format: `name:tag`) |
| [`-t`](#tag), [`--tag`](#tag) | `stringArray` | | Image identifier (format: `[registry/]repository[:tag]`) |
| [`--target`](#target) | `string` | | Set the target build stage to build |
| [`--ulimit`](#ulimit) | `ulimit` | | Ulimit options |

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2 changes: 1 addition & 1 deletion docs/reference/buildx_dap_build.md
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Expand Up @@ -39,7 +39,7 @@ Start a build
| `--secret` | `stringArray` | | Secret to expose to the build (format: `id=mysecret[,src=/local/secret]`) |
| `--shm-size` | `bytes` | `0` | Shared memory size for build containers |
| `--ssh` | `stringArray` | | SSH agent socket or keys to expose to the build (format: `default\|<id>[=<socket>\|<key>[,<key>]]`) |
| `-t`, `--tag` | `stringArray` | | Name and optionally a tag (format: `name:tag`) |
| `-t`, `--tag` | `stringArray` | | Image identifier (format: `[registry/]repository[:tag]`) |
| `--target` | `string` | | Set the target build stage to build |
| `--ulimit` | `ulimit` | | Ulimit options |

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2 changes: 1 addition & 1 deletion docs/reference/buildx_debug_build.md
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Expand Up @@ -43,7 +43,7 @@ Start a build
| `--secret` | `stringArray` | | Secret to expose to the build (format: `id=mysecret[,src=/local/secret]`) |
| `--shm-size` | `bytes` | `0` | Shared memory size for build containers |
| `--ssh` | `stringArray` | | SSH agent socket or keys to expose to the build (format: `default\|<id>[=<socket>\|<key>[,<key>]]`) |
| `-t`, `--tag` | `stringArray` | | Name and optionally a tag (format: `name:tag`) |
| `-t`, `--tag` | `stringArray` | | Image identifier (format: `[registry/]repository[:tag]`) |
| `--target` | `string` | | Set the target build stage to build |
| `--ulimit` | `ulimit` | | Ulimit options |

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