$ git clone -n http://fedora.riscv.rocks:3000/rpms/redhat-rpm-config.git /var/lib/mock/f42-build-861750-170326/root/chroot_tmpdir/scmroot/redhat-rpm-config
Cloning into '/var/lib/mock/f42-build-861750-170326/root/chroot_tmpdir/scmroot/redhat-rpm-config'...
$ git fetch origin ac5cb8b004a6d89f003e8b49fbcae3b83bbd3a7a:KOJI_FETCH_HEAD
From http://fedora.riscv.rocks:3000/rpms/redhat-rpm-config
 * [new ref]         ac5cb8b004a6d89f003e8b49fbcae3b83bbd3a7a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ac5cb8b Merge remote-tracking branch 'up/main' into main-riscv64