$ git clone -n https://src.fedoraproject.org/rpms/glibmm2.68.git /var/lib/mock/f38-build-700815-88278/root/chroot_tmpdir/scmroot/glibmm2.68
Cloning into '/var/lib/mock/f38-build-700815-88278/root/chroot_tmpdir/scmroot/glibmm2.68'...
$ git reset --hard be801e5ea60caef42c431365de4f55cdae5e83c7
HEAD is now at be801e5 Update to 2.76.0 (#2179996)