Ensure the Git SoT switcher command honors replication state

Summary: If a repo is not being replicated from Mononoke, then its SoT should not be switched to Mononoke cause this can lead to the system failing. This diff takes care of that.

Reviewed By: YousefSalama, singhsrb

Differential Revision: D64392522

fbshipit-source-id: ada481f28003437c895db2ac8ef1dd1abdf49b99

eden/mononoke/tools/admin/Cargo.toml

@@ -67,6 +67,7 @@ git_types = { version = "0.1.0", path = "../../git/git_types" }
 gix-hash = { git = "https://github.com/pierrechevalier83/gitoxide", rev = "a080348c2fefb7a300ec80f4481617f870065589" }
 gix-object = { git = "https://github.com/pierrechevalier83/gitoxide", rev = "a080348c2fefb7a300ec80f4481617f870065589" }
 itertools = "0.12.1"
+justknobs = { version = "0.1.0", git = "https://github.com/facebookexperimental/rust-shed.git", branch = "main" }
 manifest = { version = "0.1.0", path = "../../manifest" }
 megarepo_error = { version = "0.1.0", path = "../../megarepo_api/megarepo_error" }
 mercurial_derivation = { version = "0.1.0", path = "../../derived_data/mercurial_derivation" }

eden/mononoke/tools/admin/TARGETS

@@ -130,6 +130,7 @@ rust_binary(
  "//thrift/lib/rust:fbthrift",
  ] + ([] if rust_oss.is_oss_build() else [
  "fbsource//third-party/rust:serde",
+ "//common/rust/shed/justknobs_stub:justknobs",
  "//common/rust/mysql:mysql_client",
  "//eden/mononoke/blobstore:blobstore_factory",
  "//eden/mononoke/blobstore:fileblob",