$ git clone -n https://src.fedoraproject.org/rpms/weechat.git /var/lib/mock/f40-build-772553-126430/root/chroot_tmpdir/scmroot/weechat
Cloning into '/var/lib/mock/f40-build-772553-126430/root/chroot_tmpdir/scmroot/weechat'...
$ git fetch origin f7ef6c761e520ed515f0ee89490c596d86c4aa4d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/weechat
 * [new ref]         f7ef6c761e520ed515f0ee89490c596d86c4aa4d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f7ef6c7 Rebuild for https://fedoraproject.org/wiki/Changes/Ruby_3.3