clone: fix detection of remote HEAD

src/clone.c

@@ -18,6 +18,7 @@
 
 #include "common.h"
 #include "remote.h"
+#include "pkt.h"
 #include "fileops.h"
 #include "refs.h"
 #include "path.h"
@@ -174,6 +175,7 @@ static int update_head_to_remote(git_repository *repo, git_remote *remote)
 {
 	int retcode = -1;
 	git_remote_head *remote_head;
+	git_pkt_ref *pkt;
 	struct head_info head_info;
 	git_buf remote_master_name = GIT_BUF_INIT;
 
@@ -187,7 +189,8 @@ static int update_head_to_remote(git_repository *repo, git_remote *remote)
 	}
 
 	/* Get the remote's HEAD. This is always the first ref in remote->refs. */
-	remote_head = remote->refs.contents[0];
+	pkt = remote->transport->refs.contents[0];
+	remote_head = &pkt->head;
 	git_oid_cpy(&head_info.remote_head_oid, &remote_head->oid);
 	git_buf_init(&head_info.branchname, 16);
 	head_info.repo = repo;

tests-clar/clone/network.c

@@ -89,6 +89,7 @@ void test_clone_network__can_checkout_a_cloned_repo(void)
 {
 	git_checkout_opts opts;
 	git_buf path = GIT_BUF_INIT;
+	git_reference *head;
 
 	memset(&opts, 0, sizeof(opts));
 	opts.checkout_strategy = GIT_CHECKOUT_CREATE_MISSING;
@@ -99,4 +100,8 @@ void test_clone_network__can_checkout_a_cloned_repo(void)
 
 	cl_git_pass(git_buf_joinpath(&path, git_repository_workdir(g_repo), "master.txt"));
 	cl_assert_equal_i(true, git_path_isfile(git_buf_cstr(&path)));
+
+	cl_git_pass(git_reference_lookup(&head, g_repo, "HEAD"));
+	cl_assert_equal_i(GIT_REF_SYMBOLIC, git_reference_type(head));
+	cl_assert_equal_s("refs/heads/master", git_reference_target(head));
 }