$ git clone -n http://fedora.riscv.rocks:3000/rpms/petsc.git /var/lib/mock/f40-build-787966-134983/root/chroot_tmpdir/scmroot/petsc
Cloning into '/var/lib/mock/f40-build-787966-134983/root/chroot_tmpdir/scmroot/petsc'...
$ git fetch origin 37a32c9f77551b964520fb8cf3749ea3cffb0b1b:KOJI_FETCH_HEAD
From http://fedora.riscv.rocks:3000/rpms/petsc
 * [new ref]         37a32c9f77551b964520fb8cf3749ea3cffb0b1b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 37a32c9 Properly check valgrind arches