$ git clone -n https://src.fedoraproject.org/rpms/tworld.git /var/lib/mock/f42-build-3290547-41426/root/chroot_tmpdir/scmroot/tworld
Cloning into '/var/lib/mock/f42-build-3290547-41426/root/chroot_tmpdir/scmroot/tworld'...
$ git fetch origin fe3681a80e5803f065b22712907e68b4b3f7deea:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/tworld
 * [new ref]         fe3681a80e5803f065b22712907e68b4b3f7deea -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fe3681a Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild