diff --git a/packaging/Makefile.dist-packaging b/packaging/Makefile.dist-packaging
index 586690dfd5..6a90e23bd1 100644
--- a/packaging/Makefile.dist-packaging
+++ b/packaging/Makefile.dist-packaging
@@ -2,6 +2,7 @@
 
 GITREV = $$(git describe --always --tags)
 GITREV_FOR_PKG = $(shell echo "$(GITREV)" | sed -e 's,-,\.,g' -e 's,^v,,')
+GITTIMESTAMP = $$(git show --no-patch --format=%ci)
 
 srcdir=$(shell dirname `pwd`)
 PACKAGE=rpm-ostree
@@ -10,7 +11,7 @@ PKG_VER = $(PACKAGE)-$(GITREV_FOR_PKG)
 PKG_CLIENT_VER = $(PACKAGE)-client-$(GITREV_FOR_PKG)
 
 dist-snapshot:
-	./make-git-snapshot.sh "$(srcdir)" "$(PKG_VER)" "$(GITREV)"
+	./make-git-snapshot.sh "$(srcdir)" "$(PKG_VER)" "$(GITREV)" "$(GITTIMESTAMP)"
 	rm -f $(PKG_VER).tar.xz
 	xz -T0 $(PKG_VER).tar
 
diff --git a/packaging/make-git-snapshot.sh b/packaging/make-git-snapshot.sh
index 37a5ff19f4..51e36a690a 100755
--- a/packaging/make-git-snapshot.sh
+++ b/packaging/make-git-snapshot.sh
@@ -7,6 +7,8 @@ PKG_VER=$1
 shift
 GITREV=$1
 shift
+GITTIMESTAMP=$1
+shift
 
 TARFILE=${PKG_VER}.tar
 TARFILE_TMP=$(pwd)/${TARFILE}.tmp
@@ -49,7 +51,7 @@ fi
  mkdir -p .cargo
  (cd ${TOP} && ${vendor_cmd} ${tmpd}/vendor | sed -e "s,^directory *=.*,directory = './vendor',") > .cargo/config
  cp ${TOP}/Cargo.lock .
- tar --owner=0 --group=0 --transform="s,^,${PKG_VER}/," -rf ${TARFILE_TMP} * .cargo/
+ tar --owner=0 --group=0 --transform="s,^,${PKG_VER}/," --mtime="${GITTIMESTAMP}" -rf ${TARFILE_TMP} * .cargo/
  )
 
 mv ${TARFILE_TMP} ${TARFILE}