feat: use git on host computer for git cloning (replaces libgit2) (#269)

Cargo.toml

@@ -16,7 +16,6 @@ readme = "README.md"
 default = ['native-tls']
 native-tls = ['reqwest/native-tls', 'rattler/native-tls']
 rustls-tls = ['reqwest/rustls-tls', 'rattler/rustls-tls']
-git = ['dep:git2']
 
 [dependencies]
 serde = { version = "1.0.190", features = ["derive"] }
@@ -75,17 +74,18 @@ tempfile = "3.8.1"
 chrono = "0.4.31"
 sha1 = "0.10.6"
 spdx = "0.10.2"
-git2 = { version = "0.18.1", features = ["vendored-openssl"], optional = true }
 fs_extra = "1.3.0"
 ignore = "0.4.20"
 globset = "0.4.13"
 tracing-indicatif = "0.3.5"
 clap-verbosity-flag = "2.1.0"
 tracing-core = "0.1.32"
+dunce = "1.0.4"
 
 [dev-dependencies]
 insta = { version = "1.34.0", features = ["yaml"] }
 rstest = "0.18.2"
+tracing-test = "0.2.4"
 
 [profile.dev.package."*"]
 opt-level = 3

rust-tests/src/lib.rs

@@ -326,4 +326,18 @@ mod tests {
         assert_eq!(std::fs::read_to_string(installer).unwrap().trim(), "conda");
         check_info(pkg, recipes().join("toml/expected"));
     }
+
+    #[test]
+    fn test_git_source() {
+        let tmp = tmp();
+        let rattler_build =
+            rattler().build::<_, _, &str>(recipes().join("llamacpp"), tmp.as_dir(), None);
+        assert!(rattler_build.is_ok());
+        let pkg = get_extracted_package(tmp.as_dir(), "llama.cpp");
+        // this is to ensure that the clone happens correctly
+        let license = pkg.join("info/licenses/LICENSE");
+        assert!(license.exists());
+        let src = std::fs::read_to_string(license).unwrap();
+        assert!(src.contains(" Georgi "));
+    }
 }