diff --git a/code/__DEFINES/rust_g.dm b/code/__DEFINES/rust_g.dm
index a905fd5186f..ccd5b92c79d 100644
--- a/code/__DEFINES/rust_g.dm
+++ b/code/__DEFINES/rust_g.dm
@@ -3,5 +3,8 @@
 
 #define rustg_dmi_strip_metadata(fname) call(RUST_G, "dmi_strip_metadata")(fname)
 
+#define rustg_git_revparse(rev) call(RUST_G, "rg_git_revparse")(rev)
+#define rustg_git_commit_date(rev) call(RUST_G, "rg_git_commit_date")(rev)
+
 #define rustg_log_write(fname, text) call(RUST_G, "log_write")(fname, text)
 /proc/rustg_log_close_all() return call(RUST_G, "log_close_all")()
diff --git a/code/datums/helper_datums/getrev.dm b/code/datums/helper_datums/getrev.dm
index 46de2c5c923..7067dd2f4f3 100644
--- a/code/datums/helper_datums/getrev.dm
+++ b/code/datums/helper_datums/getrev.dm
@@ -12,20 +12,13 @@
 		commit = revinfo.commit
 		originmastercommit = revinfo.origin_commit
 	else
-		var/list/logs = world.file2list(".git/logs/HEAD")
-		if(logs.len)
-			logs = splittext(logs[logs.len - 1], " ")
-			date = unix2date(text2num(logs[5]))
-			commit = logs[2]
+		commit = rustg_git_revparse("HEAD")
+		if(commit)
+			date = rustg_git_commit_date(commit)
 			log_world("[commit]: [date]")
 		else
 			log_world("Unable to read git logs, revision information not available")
-			originmastercommit = commit = "Unknown"
-			date = unix2date(world.timeofday)
-			return
-		logs = world.file2list(".git/logs/refs/remotes/origin/master")
-		if(logs.len)
-			originmastercommit = splittext(logs[logs.len - 1], " ")[2]
+		originmastercommit = rustg_git_rev_parse("origin/master")
 
 	if(testmerge.len)
 		log_world(commit)