$ git clone -n https://src.fedoraproject.org/rpms/pypy.git /var/lib/mock/f38-build-side-42-init-devel-1109877-30077/root/chroot_tmpdir/scmroot/pypy
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1109877-30077/root/chroot_tmpdir/scmroot/pypy'...
$ git fetch origin 64d44f1f88fa997bdd21cad654215ff2e4194c08:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pypy
 * [new ref]         64d44f1f88fa997bdd21cad654215ff2e4194c08 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 64d44f1 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild