--- a/debian/patches/00002-Reproducible-build.patch	1970-01-01 01:00:00.000000000 +0100
--- b/debian/patches/00002-Reproducible-build.patch	2021-03-02 09:06:06.826207329 +0000
@@ -0,0 +1,28 @@
+Description: Make the build reproducible
+Author: Chris Lamb <lamby@debian.org>
+Last-Update: 2021-03-02
+
+--- python-scrapy-2.4.1.orig/docs/conf.py
++++ python-scrapy-2.4.1/docs/conf.py
+@@ -9,7 +9,9 @@
+ # All configuration values have a default; values that are commented out
+ # serve to show the default.
+ 
++import os
+ import sys
++import time
+ from datetime import datetime
+ from os import path
+ 
+@@ -49,7 +51,10 @@ master_doc = 'index'
+ 
+ # General information about the project.
+ project = 'Scrapy'
+-copyright = f'2008\u2013{datetime.now().year}, Scrapy developers'
++build_date = datetime.utcfromtimestamp(
++    int(os.environ.get('SOURCE_DATE_EPOCH', time.time()))
++)
++copyright = f'2008\u2013{build_date.year}, Scrapy developers'
+ 
+ # The version info for the project you're documenting, acts as replacement for
+ # |version| and |release|, also used in various other places throughout the
--- a/debian/patches/00002-Reproducible-build.patch~	1970-01-01 01:00:00.000000000 +0100
--- b/debian/patches/00002-Reproducible-build.patch~	2021-03-02 09:05:49.602003318 +0000
@@ -0,0 +1,28 @@
+Description: Make the build reproducible
+Author: Chris Lamb <lamby@debian.org>
+Last-Update: 2021-03-02
+
+--- python-scrapy-2.4.1.orig/docs/conf.py
++++ python-scrapy-2.4.1/docs/conf.py
+@@ -9,7 +9,9 @@
+ # All configuration values have a default; values that are commented out
+ # serve to show the default.
+ 
++import os
+ import sys
++import time
+ from datetime import datetime
+ from os import path
+ 
+@@ -49,7 +51,10 @@ master_doc = 'index'
+ 
+ # General information about the project.
+ project = 'Scrapy'
+-copyright = f'2008\u2013{datetime.now().year}, Scrapy developers'
++year = datetime.utcfromtimestamp(
++    int(os.environ.get('SOURCE_DATE_EPOCH', time.time()))
++).year
++copyright = f'2008\u2013{year}, Scrapy developers'
+ 
+ # The version info for the project you're documenting, acts as replacement for
+ # |version| and |release|, also used in various other places throughout the
--- a/debian/patches/series	2021-03-02 08:55:59.355009205 +0000
--- b/debian/patches/series	2021-03-02 09:05:31.529789277 +0000
@@ -1 +1,2 @@
 0001-Disable-hoverxref-and-notfound-Sphinx-extensions.patch
+00002-Reproducible-build.patch
--- a/docs/conf.py	2021-03-02 08:55:59.355009205 +0000
--- b/docs/conf.py	2021-03-02 09:06:05.762194727 +0000
@@ -9,7 +9,9 @@
 # All configuration values have a default; values that are commented out
 # serve to show the default.
 
+import os
 import sys
+import time
 from datetime import datetime
 from os import path
 
@@ -49,7 +51,10 @@
 
 # General information about the project.
 project = 'Scrapy'
-copyright = f'2008\u2013{datetime.now().year}, Scrapy developers'
+build_date = datetime.utcfromtimestamp(
+    int(os.environ.get('SOURCE_DATE_EPOCH', time.time()))
+)
+copyright = f'2008\u2013{build_date.year}, Scrapy developers'
 
 # The version info for the project you're documenting, acts as replacement for
 # |version| and |release|, also used in various other places throughout the