$ git clone -n https://src.fedoraproject.org/rpms/GLC_lib.git /var/lib/mock/f40-build-795317-140108/root/chroot_tmpdir/scmroot/GLC_lib
Cloning into '/var/lib/mock/f40-build-795317-140108/root/chroot_tmpdir/scmroot/GLC_lib'...
$ git fetch origin ba3199ca8c29a9509259ed2d5ef4940bb479a61a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/GLC_lib
 * [new ref]         ba3199ca8c29a9509259ed2d5ef4940bb479a61a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ba3199c Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild