$ git clone -n https://src.fedoraproject.org/rpms/rust-pnet_base.git /var/lib/mock/f40-build-2038699-48202/root/chroot_tmpdir/scmroot/rust-pnet_base
Cloning into '/var/lib/mock/f40-build-2038699-48202/root/chroot_tmpdir/scmroot/rust-pnet_base'...
$ git fetch origin 6fcce070760be3b8d4eabef2e23f72fb1d829816:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-pnet_base
 * [new ref]         6fcce070760be3b8d4eabef2e23f72fb1d829816 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6fcce07 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild