+diff -ur rpm-4.5.orig/scripts/rpm2cpio rpm-4.5/scripts/rpm2cpio
+--- rpm-4.5.orig/scripts/rpm2cpio 2019-05-09 09:04:23.679000000 +0200
++++ rpm-4.5/scripts/rpm2cpio 2019-05-09 09:22:11.921000000 +0200
+@@ -27,9 +27,11 @@
+ | dd bs=3 count=1 2> /dev/null)
+
+ gz="$(echo -en '\037\0213')"
++xz="$(echo -en '\0375\0067\0172')"
+ case "$comp" in
+ BZh) dd if="$pkg" ibs=$o skip=1 2>/dev/null | bunzip2 ;;
+ "$gz"*) dd if="$pkg" ibs=$o skip=1 2>/dev/null | gunzip ;;
++ "$xz"*) dd if="$pkg" ibs=$o skip=1 2>/dev/null | unxz ;;
+ # no magic in old lzma format, if unknown we assume that's lzma for now
+ *) dd if="$pkg" ibs=$o skip=1 2>/dev/null | lzma -dc - ;;
+ #*) echo "Unrecognized rpm file: $pkg"; return 1 ;;