+git checkout v$release
+
+mod_name=$(sed -n 's/^module //p' go.mod)
+crypto_mod_path=$(sed -n 's#^require \(golang.org/x/crypto\) \(.*\)$#\1@\2#p' go.mod)
+mkdir -p src/$mod_name
+mv \
+ gost28147 \
+ gost3410 \
+ gost34112012256 \
+ gost34112012512 \
+ gost341194 \
+ gost3412128 \
+ gost341264 \
+ gost3413 \
+ mgm \
+ cmd internal gogost.go go.mod go.sum src/$mod_name
+
+mkdir -p src/golang.org/x/crypto
+( cd $GOPATH/pkg/mod/$crypto_mod_path ; \
+ tar cf - AUTHORS CONTRIBUTORS LICENSE PATENTS README.md pbkdf2 hkdf ) |
+ tar xfC - src/golang.org/x/crypto