$ git clone -n https://src.fedoraproject.org/rpms/gloox.git /var/lib/mock/f40-build-760553-121107/root/chroot_tmpdir/scmroot/gloox
Cloning into '/var/lib/mock/f40-build-760553-121107/root/chroot_tmpdir/scmroot/gloox'...
$ git fetch origin bff89e47c4012d26bb2d5140e8758662b54c26a1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gloox
 * [new ref]         bff89e47c4012d26bb2d5140e8758662b54c26a1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bff89e4 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild