$ git clone -n http://fedora.riscv.rocks:3000/rpms/flang.git /var/lib/mock/f42-build-864935-172672/root/chroot_tmpdir/scmroot/flang
Cloning into '/var/lib/mock/f42-build-864935-172672/root/chroot_tmpdir/scmroot/flang'...
$ git fetch origin bc2a31ed5273c67a925be043613701da1f7d626d:KOJI_FETCH_HEAD
From http://fedora.riscv.rocks:3000/rpms/flang
 * [new ref]         bc2a31ed5273c67a925be043613701da1f7d626d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bc2a31e Disable failing tests on riscv64