$ git clone -n https://src.fedoraproject.org/rpms/xvkbd.git /var/lib/mock/f38-build-side-42-init-devel-1128226-30305/root/chroot_tmpdir/scmroot/xvkbd
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1128226-30305/root/chroot_tmpdir/scmroot/xvkbd'...
$ git fetch origin 9c2821ed7dda387598447de08dcf7e05d006c73d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xvkbd
 * [new ref]         9c2821ed7dda387598447de08dcf7e05d006c73d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9c2821e Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild