Update Jerboa references and build hashes

ober

64dea90dad778a93f9387dc1d767a9b873e4de3e

diff --git a/README.md b/README.md
index be32ac9..2ca7fe7 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # jerboa-coreutils
 
-GNU coreutils implemented in [Jerboa](https://github.com/jafourni/jerboa) on stock Chez Scheme.
+GNU coreutils implemented in [Jerboa](https://git.jerboa.sh/ober/jerboa) on stock Chez Scheme.
 
 ## Architecture
 
diff --git a/src/.jerbuild-hashes b/src/.jerbuild-hashes
index 710703e..ac716c9 100644
--- a/src/.jerbuild-hashes
+++ b/src/.jerbuild-hashes
@@ -1,11 +1,11 @@
 (("src/jerboa-coreutils/stdbuf.ss" . "FF8D72B8D5FC638D")
  ("src/jerboa-coreutils/ls.ss" . "3A618875DDD7540C")
- ("src/jerboa-coreutils/pr.ss" . "16DE000B48A2AB19")
  ("src/jerboa-coreutils/rev.ss" . "ABC24FF7ED42DBA7")
+ ("src/jerboa-coreutils/pr.ss" . "16DE000B48A2AB19")
  ("src/jerboa-coreutils/mktemp.ss" . "B4B18348A7F47FE8")
- ("src/jerboa-coreutils/split.ss" . "87652E2C27328646")
- ("src/jerboa-coreutils/base32.ss" . "382D70D85FB95AFA")
  ("src/jerboa-coreutils/du.ss" . "C5D7126A880AFD17")
+ ("src/jerboa-coreutils/base32.ss" . "382D70D85FB95AFA")
+ ("src/jerboa-coreutils/split.ss" . "87652E2C27328646")
  ("src/jerboa-coreutils/nice.ss" . "B019351C6C21C8F0")
  ("src/jerboa-coreutils/stat.ss" . "2A111C68B510B278")
  ("src/jerboa-coreutils/env.ss" . "DF25DD998B9FA26A")
@@ -15,27 +15,27 @@
    "FBA6220E7108F0A1")
  ("src/jerboa-coreutils/factor.ss" . "E0A6B7C1FEBF8425")
  ("src/jerboa-coreutils/tail.ss" . "442347F79D20B76D")
+ ("src/jerboa-coreutils/dirname.ss" . "5374F241E35677DE")
+ ("src/jerboa-coreutils/printenv.ss" . "434713CF87585D87")
  ("src/jerboa-coreutils/ptx.ss" . "3C63A18BB52D4661")
  ("src/jerboa-coreutils/common.ss" . "B528B6AA0AA0B6D8")
- ("src/jerboa-coreutils/printenv.ss" . "434713CF87585D87")
- ("src/jerboa-coreutils/dirname.ss" . "5374F241E35677DE")
- ("src/jerboa-coreutils/unlink.ss" . "7FE35BC84CAF03F3")
- ("src/jerboa-coreutils/seq.ss" . "D2780E9FF6F5F43E")
  ("src/jerboa-coreutils/wc.ss" . "D7487EA34ED1C27E")
- ("src/jerboa-coreutils/expr.ss" . "A3D8C130FFD8F779")
+ ("src/jerboa-coreutils/seq.ss" . "D2780E9FF6F5F43E")
+ ("src/jerboa-coreutils/unlink.ss" . "7FE35BC84CAF03F3")
  ("src/jerboa-coreutils/sha384sum.ss" . "368433D1D902ADCE")
+ ("src/jerboa-coreutils/expr.ss" . "559C950C9518ABA0")
  ("src/jerboa-coreutils/shred.ss" . "B4B37C3CCEA6DC7A")
  ("src/jerboa-coreutils/cat.ss" . "C2EC20B192C82F55")
  ("src/jerboa-coreutils/head.ss" . "1B695E6E764FEC45")
- ("src/jerboa-coreutils/chroot.ss" . "246EF45206051717")
  ("src/jerboa-coreutils/yes.ss" . "47BA37FCCBD3D686")
+ ("src/jerboa-coreutils/chroot.ss" . "246EF45206051717")
  ("src/jerboa-coreutils/readlink.ss" . "E03C94200CC69E12")
  ("src/jerboa-coreutils/uniq.ss" . "607BFB510088570C")
  ("src/jerboa-coreutils/false.ss" . "8F01F498CE596B7")
  ("src/jerboa-coreutils/tsort.ss" . "19AE402DD7E8D4C5")
  ("src/jerboa-coreutils/chcon.ss" . "6CF5C6808CD0FCA3")
  ("src/jerboa-coreutils/b2sum.ss" . "1C841EA088A7CC28")
- ("src/jerboa-coreutils/chown.ss" . "E36495206FE2DC49")
+ ("src/jerboa-coreutils/chown.ss" . "D42574ED9F2E9467")
  ("src/jerboa-coreutils/cp.ss" . "12F1BA1C8FDE742C")
  ("src/jerboa-coreutils/dd.ss" . "CE0BF7CEC7A8F4D6")
  ("src/jerboa-coreutils/common/io.ss" . "77F4F102AFBDA10B")
@@ -59,23 +59,23 @@
  ("src/jerboa-coreutils/printf.ss" . "44A6666FA8B79F5D")
  ("src/jerboa-coreutils/uname.ss" . "522574AE75E5998B")
  ("src/jerboa-coreutils/unexpand.ss" . "5C32D7BDB1F3D8EF")
- ("src/jerboa-coreutils/chmod.ss" . "C64F585257503038")
+ ("src/jerboa-coreutils/chmod.ss" . "8474521D0DB9E33E")
  ("src/jerboa-coreutils/users.ss" . "542006D133D87A83")
  ("src/jerboa-coreutils/nl.ss" . "50BEFF29C48723A8")
  ("src/jerboa-coreutils/basename.ss" . "C47A1019ECCF955D")
  ("src/jerboa-coreutils/install.ss" . "B85C77A5E2868873")
  ("src/jerboa-coreutils/groups.ss" . "C503B1AE64135A38")
+ ("src/jerboa-coreutils/timeout.ss" . "9D996667B518876C")
+ ("src/jerboa-coreutils/hostid.ss" . "F61BD7A6E905C758")
+ ("src/jerboa-coreutils/mkdir.ss" . "9151C90E83B351A8")
  ("src/jerboa-coreutils/common/security.ss"
    .
    "34EABAAA593B894C")
- ("src/jerboa-coreutils/mkdir.ss" . "9151C90E83B351A8")
- ("src/jerboa-coreutils/hostid.ss" . "F61BD7A6E905C758")
- ("src/jerboa-coreutils/timeout.ss" . "9D996667B518876C")
  ("src/jerboa-coreutils/base64.ss" . "114F08074D2E16FD")
  ("src/jerboa-coreutils/ln.ss" . "F34BE0C3E8A0A2C8")
  ("src/jerboa-coreutils/logname.ss" . "B5F177D132BA13C")
- ("src/jerboa-coreutils/sha256sum.ss" . "DF58F5716D5FEBFE")
  ("src/jerboa-coreutils/md5sum.ss" . "E654CDDB47F9A499")
+ ("src/jerboa-coreutils/sha256sum.ss" . "DF58F5716D5FEBFE")
  ("src/jerboa-coreutils/join.ss" . "BB5CBE0553D09DCC")
  ("src/jerboa-coreutils/touch.ss" . "A0B57AD1EEDEF1BB")
  ("src/jerboa-coreutils/kill.ss" . "55556FA8B4140439")
@@ -83,23 +83,23 @@
  ("src/jerboa-coreutils/shuf.ss" . "2082E7208376FCE9")
  ("src/jerboa-coreutils/pathchk.ss" . "6AA3250BA59A4B2C")
  ("src/jerboa-coreutils/dircolors.ss" . "F9950B34D249DFF3")
- ("src/jerboa-coreutils/sum.ss" . "B96BE5199E3E3DF8")
  ("src/jerboa-coreutils/grep.ss" . "41127CFC42868769")
+ ("src/jerboa-coreutils/sum.ss" . "B96BE5199E3E3DF8")
  ("src/jerboa-coreutils/rmdir.ss" . "7D0CBF5753B870D5")
- ("src/jerboa-coreutils/nproc.ss" . "B6DC69BF257B86FC")
  ("src/jerboa-coreutils/nohup.ss" . "BD60620D0F934CAF")
+ ("src/jerboa-coreutils/nproc.ss" . "B6DC69BF257B86FC")
  ("src/jerboa-coreutils/numfmt.ss" . "6E0AC666B6D10DF2")
  ("src/jerboa-coreutils/vdir.ss" . "91BA952A4771D5FD")
  ("src/jerboa-coreutils/paste.ss" . "21B88ADE793A96B4")
- ("src/jerboa-coreutils/uptime.ss" . "88CAA79BE738F774")
  ("src/jerboa-coreutils/truncate.ss" . "F50DD320F1683532")
+ ("src/jerboa-coreutils/uptime.ss" . "88CAA79BE738F774")
  ("src/jerboa-coreutils/id.ss" . "C214C7B939B74D72")
  ("src/jerboa-coreutils/date.ss" . "4CA72822516D298F")
  ("src/jerboa-coreutils/test.ss" . "CCAAC06366A73BA7")
  ("src/jerboa-coreutils/basenc.ss" . "D1C891589ED0A6D8")
- ("src/jerboa-coreutils/whoami.ss" . "A704EBCD623D6204")
- ("src/jerboa-coreutils/sleep.ss" . "4324B6D49F2B63FD")
  ("src/jerboa-coreutils/cut.ss" . "134159E5C74D4337")
+ ("src/jerboa-coreutils/sleep.ss" . "4324B6D49F2B63FD")
+ ("src/jerboa-coreutils/whoami.ss" . "A704EBCD623D6204")
  ("src/jerboa-coreutils/sha224sum.ss" . "2556DDF148718E4C")
  ("src/jerboa-coreutils/tee.ss" . "8F235464627DCEB3")
  ("src/jerboa-coreutils/top.ss" . "6F09C02AE641883")
@@ -107,13 +107,13 @@
  ("src/jerboa-coreutils/expand.ss" . "5C458629B26323F5")
  ("src/jerboa-coreutils/rm.ss" . "6173FEA10622C8C1")
  ("src/jerboa-coreutils/stty.ss" . "CA81EE4F7C22B4E3")
- ("src/jerboa-coreutils/chgrp.ss" . "ABDC39FFD2FF0F50")
  ("src/jerboa-coreutils/link.ss" . "AF06CE0AE51D118C")
- ("src/jerboa-coreutils/mkfifo.ss" . "8C077D7E48A1C6C8")
+ ("src/jerboa-coreutils/chgrp.ss" . "FBB6A42D970CF831")
  ("src/jerboa-coreutils/dir.ss" . "F35E27E55906231F")
- ("src/jerboa-coreutils/pwd.ss" . "9C44C72AA08AD2DE")
- ("src/jerboa-coreutils/sort.ss" . "EE018D1AC072CBF")
- ("src/jerboa-coreutils/sha1sum.ss" . "8C81B978FE421BA8")
+ ("src/jerboa-coreutils/mkfifo.ss" . "8C077D7E48A1C6C8")
  ("src/jerboa-coreutils/sync.ss" . "BF91F6B07AACF396")
+ ("src/jerboa-coreutils/sha1sum.ss" . "8C81B978FE421BA8")
+ ("src/jerboa-coreutils/sort.ss" . "EE018D1AC072CBF")
+ ("src/jerboa-coreutils/pwd.ss" . "9C44C72AA08AD2DE")
  ("src/jerboa-coreutils/mv.ss" . "DAD83C340F048BA1")
  ("src/jerboa-coreutils/echo.ss" . "E26E6C751B833686"))