Building stops when trying to fetch te sources for `lua-sha2-0.2.0`

Building stops when trying to fetch te sources for lua-sha2-0.2.0:

make[3]: Entering directory '/wrk/openwrt-zsun/feeds/packages/lang/lua-sha2'
mkdir -p /wrk/openwrt-zsun/dl
echo "Checking out files from the git repository..."; mkdir -p /wrk/openwrt-zsun/tmp/dl && cd /wrk/openwrt-zsun/tmp/dl && rm -rf lua-sha2-0.2.0 && [ \! -d lua-sha2-0.2.0 ] && git clone https://code.google.com/p/sha2/ lua-sha2-0.2.0 --recursive && (cd lua-sha2-0.2.0 && git checkout 02bd4bfdc806 && git submodule update) && echo "Packing checkout..." && rm -rf lua-sha2-0.2.0/.git &&    tar czf /wrk/openwrt-zsun/tmp/dl/lua-sha2-0.2.0.tar.gz lua-sha2-0.2.0 && mv /wrk/openwrt-zsun/tmp/dl/lua-sha2-0.2.0.tar.gz /wrk/openwrt-zsun/dl/ && rm -rf lua-sha2-0.2.0; 
Checking out files from the git repository...
Cloning into 'lua-sha2-0.2.0'...
fatal: repository 'https://code.google.com/p/sha2/' not found
Makefile:52: recipe for target '/wrk/openwrt-zsun/dl/lua-sha2-0.2.0.tar.gz' failed
make[3]: *** [/wrk/openwrt-zsun/dl/lua-sha2-0.2.0.tar.gz] Error 128
make[3]: Leaving directory '/wrk/openwrt-zsun/feeds/packages/lang/lua-sha2'
package/Makefile:191: recipe for target 'package/feeds/packages/lua-sha2/compile' failed
make[2]: *** [package/feeds/packages/lua-sha2/compile] Error 2
make[2]: Leaving directory '/wrk/openwrt-zsun'
package/Makefile:188: recipe for target '/wrk/openwrt-zsun/staging_dir/target-mips_34kc_uClibc-0.9.33.2/stamp/.package_compile' failed
make[1]: *** [/wrk/openwrt-zsun/staging_dir/target-mips_34kc_uClibc-0.9.33.2/stamp/.package_compile] Error 2
make[1]: Leaving directory '/wrk/openwrt-zsun'
/wrk/openwrt-zsun/include/toplevel.mk:181: recipe for target 'world' failed
make: *** [world] Error 2

After changing the location of the sources...

PKG_SOURCE_URL:=https://github.com/lgierth/lua-sha2.git
PKG_SOURCE_PROTO:=git
PKG_SOURCE_VERSION:=02bd4bfdc8062c7e1ae51c5a72906efc0a6375ee

...it compiles but the next failing package is tor. Maybe I got outdated feeds? I did run...

./scripts/feeds update -a
./scripts/feeds install -a

...before building...

Emeryth / openwrt-zsun

Building stops when trying to fetch te sources for `lua-sha2-0.2.0` #11