diff --git a/tests/printenv.py b/tests/printenv.py
--- a/tests/printenv.py
+++ b/tests/printenv.py
@@ -46,12 +46,9 @@ if url.startswith("file:"):
 elif url.startswith("remote:http"):
     os.environ["HG_URL"] = "remote:http"
 
-if "HG_PENDING" in os.environ:
-    os.environ["HG_PENDING"] = os.environ["HG_PENDING"] and "true"
-
 out.write("%s hook: " % name)
 for v in env:
-    out.write("%s=%s " % (v, os.environ[v]))
+    out.write("%s=%s " % (v, os.environ[v].replace(os.environ["HGTMP"], '$HGTMP')))
 out.write("\n")
 out.close()
 
diff --git a/tests/test-hook.out b/tests/test-hook.out
--- a/tests/test-hook.out
+++ b/tests/test-hook.out
@@ -1,18 +1,18 @@
 precommit hook: HG_PARENT1=0000000000000000000000000000000000000000 
-pretxncommit hook: HG_NODE=29b62aeb769fdf78d8d9c5f28b017f76d7ef824b HG_PARENT1=0000000000000000000000000000000000000000 HG_PENDING=true 
+pretxncommit hook: HG_NODE=29b62aeb769fdf78d8d9c5f28b017f76d7ef824b HG_PARENT1=0000000000000000000000000000000000000000 HG_PENDING=$HGTMP/test-hook/a 
 0:29b62aeb769f
 commit hook: HG_NODE=29b62aeb769fdf78d8d9c5f28b017f76d7ef824b HG_PARENT1=0000000000000000000000000000000000000000 
 commit.b hook: HG_NODE=29b62aeb769fdf78d8d9c5f28b017f76d7ef824b HG_PARENT1=0000000000000000000000000000000000000000 
 updating working directory
 1 files updated, 0 files merged, 0 files removed, 0 files unresolved
 precommit hook: HG_PARENT1=29b62aeb769fdf78d8d9c5f28b017f76d7ef824b 
-pretxncommit hook: HG_NODE=b702efe9688826e3a91283852b328b84dbf37bc2 HG_PARENT1=29b62aeb769fdf78d8d9c5f28b017f76d7ef824b HG_PENDING=true 
+pretxncommit hook: HG_NODE=b702efe9688826e3a91283852b328b84dbf37bc2 HG_PARENT1=29b62aeb769fdf78d8d9c5f28b017f76d7ef824b HG_PENDING=$HGTMP/test-hook/a 
 1:b702efe96888
 commit hook: HG_NODE=b702efe9688826e3a91283852b328b84dbf37bc2 HG_PARENT1=29b62aeb769fdf78d8d9c5f28b017f76d7ef824b 
 commit.b hook: HG_NODE=b702efe9688826e3a91283852b328b84dbf37bc2 HG_PARENT1=29b62aeb769fdf78d8d9c5f28b017f76d7ef824b 
 1 files updated, 0 files merged, 0 files removed, 0 files unresolved
 precommit hook: HG_PARENT1=29b62aeb769fdf78d8d9c5f28b017f76d7ef824b 
-pretxncommit hook: HG_NODE=1324a5531bac09b329c3845d35ae6a7526874edb HG_PARENT1=29b62aeb769fdf78d8d9c5f28b017f76d7ef824b HG_PENDING=true 
+pretxncommit hook: HG_NODE=1324a5531bac09b329c3845d35ae6a7526874edb HG_PARENT1=29b62aeb769fdf78d8d9c5f28b017f76d7ef824b HG_PENDING=$HGTMP/test-hook/a 
 2:1324a5531bac
 commit hook: HG_NODE=1324a5531bac09b329c3845d35ae6a7526874edb HG_PARENT1=29b62aeb769fdf78d8d9c5f28b017f76d7ef824b 
 commit.b hook: HG_NODE=1324a5531bac09b329c3845d35ae6a7526874edb HG_PARENT1=29b62aeb769fdf78d8d9c5f28b017f76d7ef824b 
@@ -20,7 +20,7 @@ created new head
 1 files updated, 0 files merged, 0 files removed, 0 files unresolved
 (branch merge, don't forget to commit)
 precommit hook: HG_PARENT1=1324a5531bac09b329c3845d35ae6a7526874edb HG_PARENT2=b702efe9688826e3a91283852b328b84dbf37bc2 
-pretxncommit hook: HG_NODE=4c52fb2e402287dd5dc052090682536c8406c321 HG_PARENT1=1324a5531bac09b329c3845d35ae6a7526874edb HG_PARENT2=b702efe9688826e3a91283852b328b84dbf37bc2 HG_PENDING=true 
+pretxncommit hook: HG_NODE=4c52fb2e402287dd5dc052090682536c8406c321 HG_PARENT1=1324a5531bac09b329c3845d35ae6a7526874edb HG_PARENT2=b702efe9688826e3a91283852b328b84dbf37bc2 HG_PENDING=$HGTMP/test-hook/a 
 3:4c52fb2e4022
 commit hook: HG_NODE=4c52fb2e402287dd5dc052090682536c8406c321 HG_PARENT1=1324a5531bac09b329c3845d35ae6a7526874edb HG_PARENT2=b702efe9688826e3a91283852b328b84dbf37bc2 
 commit.b hook: HG_NODE=4c52fb2e402287dd5dc052090682536c8406c321 HG_PARENT1=1324a5531bac09b329c3845d35ae6a7526874edb HG_PARENT2=b702efe9688826e3a91283852b328b84dbf37bc2 
@@ -43,7 +43,7 @@ added 3 changesets with 2 changes to 2 f
 (run 'hg update' to get a working copy)
 pretag hook: HG_LOCAL=0 HG_NODE=4c52fb2e402287dd5dc052090682536c8406c321 HG_TAG=a 
 precommit hook: HG_PARENT1=4c52fb2e402287dd5dc052090682536c8406c321 
-pretxncommit hook: HG_NODE=8ea2ef7ad3e8cac946c72f1e0c79d6aebc301198 HG_PARENT1=4c52fb2e402287dd5dc052090682536c8406c321 HG_PENDING=true 
+pretxncommit hook: HG_NODE=8ea2ef7ad3e8cac946c72f1e0c79d6aebc301198 HG_PARENT1=4c52fb2e402287dd5dc052090682536c8406c321 HG_PENDING=$HGTMP/test-hook/a 
 4:8ea2ef7ad3e8
 commit hook: HG_NODE=8ea2ef7ad3e8cac946c72f1e0c79d6aebc301198 HG_PARENT1=4c52fb2e402287dd5dc052090682536c8406c321 
 commit.b hook: HG_NODE=8ea2ef7ad3e8cac946c72f1e0c79d6aebc301198 HG_PARENT1=4c52fb2e402287dd5dc052090682536c8406c321 
@@ -58,10 +58,10 @@ pretag.forbid hook: HG_LOCAL=1 HG_NODE=8
 abort: pretag.forbid hook exited with status 1
 4:8ea2ef7ad3e8
 precommit hook: HG_PARENT1=8ea2ef7ad3e8cac946c72f1e0c79d6aebc301198 
-pretxncommit hook: HG_NODE=fad284daf8c032148abaffcd745dafeceefceb61 HG_PARENT1=8ea2ef7ad3e8cac946c72f1e0c79d6aebc301198 HG_PENDING=true 
+pretxncommit hook: HG_NODE=fad284daf8c032148abaffcd745dafeceefceb61 HG_PARENT1=8ea2ef7ad3e8cac946c72f1e0c79d6aebc301198 HG_PENDING=$HGTMP/test-hook/a 
 5:fad284daf8c0
 5:fad284daf8c0
-pretxncommit.forbid hook: HG_NODE=fad284daf8c032148abaffcd745dafeceefceb61 HG_PARENT1=8ea2ef7ad3e8cac946c72f1e0c79d6aebc301198 HG_PENDING=true 
+pretxncommit.forbid hook: HG_NODE=fad284daf8c032148abaffcd745dafeceefceb61 HG_PARENT1=8ea2ef7ad3e8cac946c72f1e0c79d6aebc301198 HG_PENDING=$HGTMP/test-hook/a 
 transaction abort!
 rollback completed
 abort: pretxncommit.forbid1 hook exited with status 1
@@ -81,7 +81,7 @@ pulling from ../a
 searching for changes
 abort: prechangegroup.forbid hook exited with status 1
 4:8ea2ef7ad3e8
-pretxnchangegroup.forbid hook: HG_NODE=8ea2ef7ad3e8cac946c72f1e0c79d6aebc301198 HG_PENDING=true HG_SOURCE=pull HG_URL=file: 
+pretxnchangegroup.forbid hook: HG_NODE=8ea2ef7ad3e8cac946c72f1e0c79d6aebc301198 HG_PENDING=$HGTMP/test-hook/b HG_SOURCE=pull HG_URL=file: 
 pulling from ../a
 searching for changes
 adding changesets