diff --git a/pagure/hooks/mail.py b/pagure/hooks/mail.py
index 6241b9a..c4457e3 100644
--- a/pagure/hooks/mail.py
+++ b/pagure/hooks/mail.py
@@ -110,7 +110,7 @@ class MailRunner(BaseRunner):
         ecode = proc.wait()
         if ecode != 0:
             print("git_multimail failed")
-            raise SystemExit(1)
+            raise Exception("git_multimail failed")
 
 
 class Mail(BaseHook):
diff --git a/pagure/hooks/pagure_force_commit.py b/pagure/hooks/pagure_force_commit.py
index 3dc048e..7f18ccc 100644
--- a/pagure/hooks/pagure_force_commit.py
+++ b/pagure/hooks/pagure_force_commit.py
@@ -89,13 +89,11 @@ class PagureForceCommitRunner(BaseRunner):
             if refname in branches or branches == ["*"]:
 
                 if set(newrev) == set(["0"]):
-                    print("Deletion is forbidden")
                     session.close()
-                    sys.exit(1)
+                    raise Exception("Deletion is forbidden")
                 elif pagure.lib.git.is_forced_push(oldrev, newrev, repodir):
-                    print("Non fast-forward push are forbidden")
                     session.close()
-                    sys.exit(1)
+                    raise Exception("Non fast-forward push is forbidden")
 
 
 class PagureForceCommitForm(FlaskForm):
diff --git a/pagure/hooks/pagure_no_new_branches.py b/pagure/hooks/pagure_no_new_branches.py
index addcb63..fe924a0 100644
--- a/pagure/hooks/pagure_no_new_branches.py
+++ b/pagure/hooks/pagure_no_new_branches.py
@@ -70,11 +70,10 @@ class PagureNoNewBranchRunner(BaseRunner):
             (oldrev, newrev) = changes[refname]
 
             if set(oldrev) == set(["0"]):
-                print(
-                    "Creating a new reference/branch is not allowed in this"
-                    " project."
+                raise Exception(
+                    "Creating a new reference/branch is not "
+                    "allowed in this project."
                 )
-                sys.exit(1)
 
 
 class PagureNoNewBranchesForm(FlaskForm):
diff --git a/pagure/hooks/pagure_unsigned_commits.py b/pagure/hooks/pagure_unsigned_commits.py
index 809a6d2..00afeee 100644
--- a/pagure/hooks/pagure_unsigned_commits.py
+++ b/pagure/hooks/pagure_unsigned_commits.py
@@ -103,7 +103,7 @@ class PagureUnsignerRunner(BaseRunner):
                     print(" - Commit: %s is signed: %s" % (commit, signed))
                 if not signed:
                     print("Commit %s is not signed" % commit)
-                    sys.exit(1)
+                    raise Exception("Commit %s is not signed" % commit)
 
 
 class PagureUnsignedCommitForm(FlaskForm):