$ git clone -n http://fedora.riscv.rocks:3000/rpms/java-latest-openjdk.git /var/lib/mock/f40-build-789679-135952/root/chroot_tmpdir/scmroot/java-latest-openjdk
Cloning into '/var/lib/mock/f40-build-789679-135952/root/chroot_tmpdir/scmroot/java-latest-openjdk'...
$ git fetch origin 64a3cf8a17e35203f65b6a73e5befcde2d2820c4:KOJI_FETCH_HEAD
From http://fedora.riscv.rocks:3000/rpms/java-latest-openjdk
 * [new ref]         64a3cf8a17e35203f65b6a73e5befcde2d2820c4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 64a3cf8 Remove riscv64 from simdsort_arches