$ git clone -n https://src.fedoraproject.org/rpms/json-glib.git /var/lib/mock/f41-build-843003-161800/root/chroot_tmpdir/scmroot/json-glib
Cloning into '/var/lib/mock/f41-build-843003-161800/root/chroot_tmpdir/scmroot/json-glib'...
$ git fetch origin 3b614a4b5ef220ef8916dbc2f549594a69f11b3d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/json-glib
 * [new ref]         3b614a4b5ef220ef8916dbc2f549594a69f11b3d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3b614a4 Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild