$ git clone -n https://src.fedoraproject.org/rpms/telepathy-farstream.git /var/lib/mock/f38-build-side-42-init-devel-574334-25994/root/chroot_tmpdir/scmroot/telepathy-farstream
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-574334-25994/root/chroot_tmpdir/scmroot/telepathy-farstream'...
$ git fetch origin 400cb3f3ac7878726e9230448a41669356ca72b5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/telepathy-farstream
 * [new ref]         400cb3f3ac7878726e9230448a41669356ca72b5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 400cb3f Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild