$ git clone -n https://src.fedoraproject.org/rpms/golang-github-hydrogen18-memlistener.git /var/lib/mock/f40-build-2000817-44510/root/chroot_tmpdir/scmroot/golang-github-hydrogen18-memlistener
Cloning into '/var/lib/mock/f40-build-2000817-44510/root/chroot_tmpdir/scmroot/golang-github-hydrogen18-memlistener'...
$ git fetch origin 8a10fb50ceda079ce8871513872c2c4f0bf6897e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-hydrogen18-memlistener
 * [new ref]         8a10fb50ceda079ce8871513872c2c4f0bf6897e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8a10fb5 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild