$ git clone -n https://src.fedoraproject.org/rpms/libmp4v2.git /var/lib/mock/f40-build-741437-110160/root/chroot_tmpdir/scmroot/libmp4v2
Cloning into '/var/lib/mock/f40-build-741437-110160/root/chroot_tmpdir/scmroot/libmp4v2'...
$ git reset --hard c43a2cb3e794ad21b7d263fcc9e1efcc673ac45e
HEAD is now at c43a2cb Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild