$ git clone -n https://src.fedoraproject.org/rpms/xkeycaps.git /var/lib/mock/f38-build-side-42-init-devel-1006479-29377/root/chroot_tmpdir/scmroot/xkeycaps
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1006479-29377/root/chroot_tmpdir/scmroot/xkeycaps'...
$ git fetch origin f137ef7b066257c96d7173af20a3e1431f65269f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xkeycaps
 * [new ref]         f137ef7b066257c96d7173af20a3e1431f65269f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f137ef7 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild