$ git clone -n http://fedora.riscv.rocks:3000/rpms/mock-core-configs.git /var/lib/mock/f40-build-807859-145324/root/chroot_tmpdir/scmroot/mock-core-configs
Cloning into '/var/lib/mock/f40-build-807859-145324/root/chroot_tmpdir/scmroot/mock-core-configs'...
$ git fetch origin 1d8dce145d09cd1fdd1a1bec4137325634d4eb6e:KOJI_FETCH_HEAD
From http://fedora.riscv.rocks:3000/rpms/mock-core-configs
 * [new ref]         1d8dce145d09cd1fdd1a1bec4137325634d4eb6e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1d8dce1 Fix the patch