$ git clone -n https://src.fedoraproject.org/rpms/dumb-init.git /var/lib/mock/f42-build-3340292-44983/root/chroot_tmpdir/scmroot/dumb-init
Cloning into '/var/lib/mock/f42-build-3340292-44983/root/chroot_tmpdir/scmroot/dumb-init'...
$ git fetch origin aacec73d0920e66841f2d8d2dc63c1e6cf8ebc96:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/dumb-init
 * [new ref]         aacec73d0920e66841f2d8d2dc63c1e6cf8ebc96 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at aacec73 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild