$ git clone -n https://src.fedoraproject.org/rpms/kiriki.git /var/lib/mock/f42-build-side-1-3498679-45963/root/chroot_tmpdir/scmroot/kiriki
Cloning into '/var/lib/mock/f42-build-side-1-3498679-45963/root/chroot_tmpdir/scmroot/kiriki'...
$ git fetch origin 878e7b06cd479695c36b429511d34ca04dbc5266:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kiriki
 * [new ref]         878e7b06cd479695c36b429511d34ca04dbc5266 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 878e7b0 25.04.0