$ git clone -n https://src.fedoraproject.org/rpms/lz4-java.git /var/lib/mock/f31-build-91962-32343/root/chroot_tmpdir/scmroot/lz4-java
Cloning into '/var/lib/mock/f31-build-91962-32343/root/chroot_tmpdir/scmroot/lz4-java'...
$ git reset --hard 053f4a23dc436a6e97adebc0c6ff01a40938093d
HEAD is now at 053f4a2 add BuildRequires: gcc to fix FTBFS issue