$ git clone -n https://src.fedoraproject.org/rpms/kwalletmanager.git /var/lib/mock/f38-build-side-42-init-devel-660399-26628/root/chroot_tmpdir/scmroot/kwalletmanager
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-660399-26628/root/chroot_tmpdir/scmroot/kwalletmanager'...
$ git fetch origin 6969dc66b1c57a8f7e80925663f9eb13740e4006:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kwalletmanager
 * [new ref]         6969dc66b1c57a8f7e80925663f9eb13740e4006 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6969dc6 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild