Update README.md

README.md

@@ -123,7 +123,7 @@ In addition to individual entries, we also provide the link and git commit versi
 - PFR: https://github.com/teorth/pfr, commit 6aeed6ddf7dd02470b3196e44527a6f3d32e54cf
 - Mathlib: https://github.com/leanprover-community/mathlib4, commit f4b4298bd76b82f7b28f0fb6b5ab92bdf5e5634d
 - HTPI: We use the fork https://github.com/hanwenzhu/HTPILeanPackage4.7, commit 8eeebaec8d7fa17b5fe9d97589839ca2560e3ce2
-- HEP: We use the fork https://github.com/HEPLean/HepLean, commit 7448822afced644bd61f0bdcf4dc438f455f9890
+- HEP: We use the fork https://github.com/hanwenzhu/HepLean-v4.7, commit 7448822afced644bd61f0bdcf4dc438f455f9890
 - SciLean: https://github.com/lecopivo/SciLean, commit e03a8e439a558840118319a6c8a47106e1445e53
 
 ## Citation