$ git clone -n http://fedora.riscv.rocks:3000/rpms/petsc.git /var/lib/mock/f37-build-672267-75465/root/chroot_tmpdir/scmroot/petsc
Cloning into '/var/lib/mock/f37-build-672267-75465/root/chroot_tmpdir/scmroot/petsc'...
$ git reset --hard f7be4d08777e78207f9923e2c478c4fe81cba903
HEAD is now at f7be4d0 Rebuild