$ git clone -n https://src.fedoraproject.org/rpms/pypy3.9.git /var/lib/mock/f38-build-side-42-init-devel-1338377-30694/root/chroot_tmpdir/scmroot/pypy3.9
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1338377-30694/root/chroot_tmpdir/scmroot/pypy3.9'...
$ git fetch origin f8ee99bc229496e7e842ca0955ca23d217c07009:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pypy3.9
 * [new ref]         f8ee99bc229496e7e842ca0955ca23d217c07009 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f8ee99b Remove outdated spec conditionals