$ git clone -n https://src.fedoraproject.org/rpms/python-hpack.git /var/lib/mock/f40-build-2154773-50918/root/chroot_tmpdir/scmroot/python-hpack
Cloning into '/var/lib/mock/f40-build-2154773-50918/root/chroot_tmpdir/scmroot/python-hpack'...
$ git fetch origin d71cd4baa6857717fa925b64c568cef313cc21e9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-hpack
 * [new ref]         d71cd4baa6857717fa925b64c568cef313cc21e9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d71cd4b Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild