$ git clone -n https://src.fedoraproject.org/rpms/proxytunnel.git /var/lib/mock/f39-build-1535823-36251/root/chroot_tmpdir/scmroot/proxytunnel
Cloning into '/var/lib/mock/f39-build-1535823-36251/root/chroot_tmpdir/scmroot/proxytunnel'...
$ git fetch origin c4c533c377edc6f0de9e9e4e6d05314619a1d5e5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/proxytunnel
 * [new ref]         c4c533c377edc6f0de9e9e4e6d05314619a1d5e5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c4c533c Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild