$ git clone -n http://fedora.riscv.rocks:3000/rpms/gcc.git /var/lib/mock/f38-build-681203-77368/root/chroot_tmpdir/scmroot/gcc
Cloning into '/var/lib/mock/f38-build-681203-77368/root/chroot_tmpdir/scmroot/gcc'...
$ git reset --hard a31b1aa9e35b1f587799c20603877bb806405986
HEAD is now at a31b1aa Actually enable libitm for riscv64