$ git clone -n https://src.fedoraproject.org/rpms/xcb-imdkit.git /var/lib/mock/f40-build-789101-135584/root/chroot_tmpdir/scmroot/xcb-imdkit
Cloning into '/var/lib/mock/f40-build-789101-135584/root/chroot_tmpdir/scmroot/xcb-imdkit'...
$ git fetch origin 95c8e92387facfdf21e971378c2eddb5d5f6d3be:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xcb-imdkit
 * [new ref]         95c8e92387facfdf21e971378c2eddb5d5f6d3be -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 95c8e92 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild