$ git clone -n http://fedora.riscv.rocks:3000/rpms/redhat-rpm-config.git /var/lib/mock/f41-build-812846-148474/root/chroot_tmpdir/scmroot/redhat-rpm-config
Cloning into '/var/lib/mock/f41-build-812846-148474/root/chroot_tmpdir/scmroot/redhat-rpm-config'...
$ git fetch origin f84dec20b9e345444231a85160770cf83a35ac6f:KOJI_FETCH_HEAD
From http://fedora.riscv.rocks:3000/rpms/redhat-rpm-config
 * [new ref]         f84dec20b9e345444231a85160770cf83a35ac6f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f84dec2 Fix -mno-omit-leaf-frame-pointer usage on riscv64