$ git clone -n https://src.fedoraproject.org/rpms/wcd.git /var/lib/mock/f40-build-2045055-48767/root/chroot_tmpdir/scmroot/wcd
Cloning into '/var/lib/mock/f40-build-2045055-48767/root/chroot_tmpdir/scmroot/wcd'...
$ git fetch origin 2cf7a781a3731ff1ba79fb40c0cad8713cb2450a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/wcd
 * [new ref]         2cf7a781a3731ff1ba79fb40c0cad8713cb2450a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2cf7a78 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild